Home / 157,711.56-236,566.13-39,382.11

Finding the Fourth Proportional to 157,711.56, 236,566.13 and 39,382.11

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Solution

The fourth proportional to 157,711.56, 236,566.13 and 39,382.11 is: 59,072.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,711.56 : 236,566.13 = 39,382.11 : x
  2. Step 2: Convert to fraction form
    157,711.56/236,566.13 = 39,382.11/x
  3. Step 3: Cross multiply
    157,711.56x = 236,566.13 × 39,382.11
  4. Step 4: Simplify right side
    157,711.56x = 9,316,473,157.02
  5. Step 5: Solve for x
    x = 9,316,473,157.02/157,711.56
  6. Step 6: Final answer
    x = 59,072.86

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.