Home / 59,108.08-81,537.42-39,962.66

Finding the Fourth Proportional to 59,108.08, 81,537.42 and 39,962.66

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Solution

The fourth proportional to 59,108.08, 81,537.42 and 39,962.66 is: 55,127.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,108.08 : 81,537.42 = 39,962.66 : x
  2. Step 2: Convert to fraction form
    59,108.08/81,537.42 = 39,962.66/x
  3. Step 3: Cross multiply
    59,108.08x = 81,537.42 × 39,962.66
  4. Step 4: Simplify right side
    59,108.08x = 3,258,452,192.74
  5. Step 5: Solve for x
    x = 3,258,452,192.74/59,108.08
  6. Step 6: Final answer
    x = 55,127.02

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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.