Home / 161,762.52-223,233.16-93,819.76

Finding the Fourth Proportional to 161,762.52, 223,233.16 and 93,819.76

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Solution

The fourth proportional to 161,762.52, 223,233.16 and 93,819.76 is: 129,471.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,762.52 : 223,233.16 = 93,819.76 : x
  2. Step 2: Convert to fraction form
    161,762.52/223,233.16 = 93,819.76/x
  3. Step 3: Cross multiply
    161,762.52x = 223,233.16 × 93,819.76
  4. Step 4: Simplify right side
    161,762.52x = 20,943,681,495.24
  5. Step 5: Solve for x
    x = 20,943,681,495.24/161,762.52
  6. Step 6: Final answer
    x = 129,471.78

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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.