Home / 156,214.56-234,332.78-62,720.31

Finding the Fourth Proportional to 156,214.56, 234,332.78 and 62,720.31

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Solution

The fourth proportional to 156,214.56, 234,332.78 and 62,720.31 is: 94,084.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,214.56 : 234,332.78 = 62,720.31 : x
  2. Step 2: Convert to fraction form
    156,214.56/234,332.78 = 62,720.31/x
  3. Step 3: Cross multiply
    156,214.56x = 234,332.78 × 62,720.31
  4. Step 4: Simplify right side
    156,214.56x = 14,697,424,604.76
  5. Step 5: Solve for x
    x = 14,697,424,604.76/156,214.56
  6. Step 6: Final answer
    x = 94,084.86

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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.