Home / 149,306.30-223,433.21-93,172.83

Finding the Fourth Proportional to 149,306.30, 223,433.21 and 93,172.83

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Solution

The fourth proportional to 149,306.30, 223,433.21 and 93,172.83 is: 139,430.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,306.30 : 223,433.21 = 93,172.83 : x
  2. Step 2: Convert to fraction form
    149,306.30/223,433.21 = 93,172.83/x
  3. Step 3: Cross multiply
    149,306.30x = 223,433.21 × 93,172.83
  4. Step 4: Simplify right side
    149,306.30x = 20,817,904,491.68
  5. Step 5: Solve for x
    x = 20,817,904,491.68/149,306.30
  6. Step 6: Final answer
    x = 139,430.85

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1.5x scale

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.