Home / 39,680.12-59,757.70-36,137.18

Finding the Fourth Proportional to 39,680.12, 59,757.70 and 36,137.18

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Solution

The fourth proportional to 39,680.12, 59,757.70 and 36,137.18 is: 54,422.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,680.12 : 59,757.70 = 36,137.18 : x
  2. Step 2: Convert to fraction form
    39,680.12/59,757.70 = 36,137.18/x
  3. Step 3: Cross multiply
    39,680.12x = 59,757.70 × 36,137.18
  4. Step 4: Simplify right side
    39,680.12x = 2,159,474,761.29
  5. Step 5: Solve for x
    x = 2,159,474,761.29/39,680.12
  6. Step 6: Final answer
    x = 54,422.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.