Home / 59,091.90-81,557.40-35,220.12

Finding the Fourth Proportional to 59,091.90, 81,557.40 and 35,220.12

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Solution

The fourth proportional to 59,091.90, 81,557.40 and 35,220.12 is: 48,610.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,091.90 : 81,557.40 = 35,220.12 : x
  2. Step 2: Convert to fraction form
    59,091.90/81,557.40 = 35,220.12/x
  3. Step 3: Cross multiply
    59,091.90x = 81,557.40 × 35,220.12
  4. Step 4: Simplify right side
    59,091.90x = 2,872,461,414.89
  5. Step 5: Solve for x
    x = 2,872,461,414.89/59,091.90
  6. Step 6: Final answer
    x = 48,610.07

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.