Home / 157,542.56-236,312.62-39,213.11

Finding the Fourth Proportional to 157,542.56, 236,312.62 and 39,213.11

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Solution

The fourth proportional to 157,542.56, 236,312.62 and 39,213.11 is: 58,819.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,542.56 : 236,312.62 = 39,213.11 : x
  2. Step 2: Convert to fraction form
    157,542.56/236,312.62 = 39,213.11/x
  3. Step 3: Cross multiply
    157,542.56x = 236,312.62 × 39,213.11
  4. Step 4: Simplify right side
    157,542.56x = 9,266,552,762.45
  5. Step 5: Solve for x
    x = 9,266,552,762.45/157,542.56
  6. Step 6: Final answer
    x = 58,819.36

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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.