Home / 98,384.25-147,624.55-42,207.73

Finding the Fourth Proportional to 98,384.25, 147,624.55 and 42,207.73

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Solution

The fourth proportional to 98,384.25, 147,624.55 and 42,207.73 is: 63,332.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,384.25 : 147,624.55 = 42,207.73 : x
  2. Step 2: Convert to fraction form
    98,384.25/147,624.55 = 42,207.73/x
  3. Step 3: Cross multiply
    98,384.25x = 147,624.55 × 42,207.73
  4. Step 4: Simplify right side
    98,384.25x = 6,230,897,622.29
  5. Step 5: Solve for x
    x = 6,230,897,622.29/98,384.25
  6. Step 6: Final answer
    x = 63,332.27

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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.