Home / 157,550.34-236,325.12-67,534.69

Finding the Fourth Proportional to 157,550.34, 236,325.12 and 67,534.69

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Solution

The fourth proportional to 157,550.34, 236,325.12 and 67,534.69 is: 101,301.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,550.34 : 236,325.12 = 67,534.69 : x
  2. Step 2: Convert to fraction form
    157,550.34/236,325.12 = 67,534.69/x
  3. Step 3: Cross multiply
    157,550.34x = 236,325.12 × 67,534.69
  4. Step 4: Simplify right side
    157,550.34x = 15,960,142,842.73
  5. Step 5: Solve for x
    x = 15,960,142,842.73/157,550.34
  6. Step 6: Final answer
    x = 101,301.86

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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.