Home / 147,527.20-221,377.20-54,042.40

Finding the Fourth Proportional to 147,527.20, 221,377.20 and 54,042.40

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Solution

The fourth proportional to 147,527.20, 221,377.20 and 54,042.40 is: 81,095.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,527.20 : 221,377.20 = 54,042.40 : x
  2. Step 2: Convert to fraction form
    147,527.20/221,377.20 = 54,042.40/x
  3. Step 3: Cross multiply
    147,527.20x = 221,377.20 × 54,042.40
  4. Step 4: Simplify right side
    147,527.20x = 11,963,755,193.28
  5. Step 5: Solve for x
    x = 11,963,755,193.28/147,527.20
  6. Step 6: Final answer
    x = 81,095.25

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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.