Home / 156,582.74-234,681.73-72,225.90

Finding the Fourth Proportional to 156,582.74, 234,681.73 and 72,225.90

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Solution

The fourth proportional to 156,582.74, 234,681.73 and 72,225.90 is: 108,250.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,582.74 : 234,681.73 = 72,225.90 : x
  2. Step 2: Convert to fraction form
    156,582.74/234,681.73 = 72,225.90/x
  3. Step 3: Cross multiply
    156,582.74x = 234,681.73 × 72,225.90
  4. Step 4: Simplify right side
    156,582.74x = 16,950,098,982.24
  5. Step 5: Solve for x
    x = 16,950,098,982.24/156,582.74
  6. Step 6: Final answer
    x = 108,250.11

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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.