Home / 42,778.60-59,032.76-23,657.12

Finding the Fourth Proportional to 42,778.60, 59,032.76 and 23,657.12

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Solution

The fourth proportional to 42,778.60, 59,032.76 and 23,657.12 is: 32,645.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,778.60 : 59,032.76 = 23,657.12 : x
  2. Step 2: Convert to fraction form
    42,778.60/59,032.76 = 23,657.12/x
  3. Step 3: Cross multiply
    42,778.60x = 59,032.76 × 23,657.12
  4. Step 4: Simplify right side
    42,778.60x = 1,396,544,895.17
  5. Step 5: Solve for x
    x = 1,396,544,895.17/42,778.60
  6. Step 6: Final answer
    x = 32,645.88

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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.