Home / 156,615.14-234,920.67-38,287.52

Finding the Fourth Proportional to 156,615.14, 234,920.67 and 38,287.52

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Solution

The fourth proportional to 156,615.14, 234,920.67 and 38,287.52 is: 57,430.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,615.14 : 234,920.67 = 38,287.52 : x
  2. Step 2: Convert to fraction form
    156,615.14/234,920.67 = 38,287.52/x
  3. Step 3: Cross multiply
    156,615.14x = 234,920.67 × 38,287.52
  4. Step 4: Simplify right side
    156,615.14x = 8,994,529,851.04
  5. Step 5: Solve for x
    x = 8,994,529,851.04/156,615.14
  6. Step 6: Final answer
    x = 57,430.78

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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.