Home / 157,535.10-236,337.90-57,693.30

Finding the Fourth Proportional to 157,535.10, 236,337.90 and 57,693.30

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Solution

The fourth proportional to 157,535.10, 236,337.90 and 57,693.30 is: 86,552.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,535.10 : 236,337.90 = 57,693.30 : x
  2. Step 2: Convert to fraction form
    157,535.10/236,337.90 = 57,693.30/x
  3. Step 3: Cross multiply
    157,535.10x = 236,337.90 × 57,693.30
  4. Step 4: Simplify right side
    157,535.10x = 13,635,113,366.07
  5. Step 5: Solve for x
    x = 13,635,113,366.07/157,535.10
  6. Step 6: Final answer
    x = 86,552.86

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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.