Home / 332,154.45-498,234.06-142,454.75

Finding the Fourth Proportional to 332,154.45, 498,234.06 and 142,454.75

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Solution

The fourth proportional to 332,154.45, 498,234.06 and 142,454.75 is: 213,683.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,154.45 : 498,234.06 = 142,454.75 : x
  2. Step 2: Convert to fraction form
    332,154.45/498,234.06 = 142,454.75/x
  3. Step 3: Cross multiply
    332,154.45x = 498,234.06 × 142,454.75
  4. Step 4: Simplify right side
    332,154.45x = 70,975,805,967.61
  5. Step 5: Solve for x
    x = 70,975,805,967.61/332,154.45
  6. Step 6: Final answer
    x = 213,683.14

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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.