Home / 147,677.92-221,506.17-57,703.72

Finding the Fourth Proportional to 147,677.92, 221,506.17 and 57,703.72

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Solution

The fourth proportional to 147,677.92, 221,506.17 and 57,703.72 is: 86,551.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,677.92 : 221,506.17 = 57,703.72 : x
  2. Step 2: Convert to fraction form
    147,677.92/221,506.17 = 57,703.72/x
  3. Step 3: Cross multiply
    147,677.92x = 221,506.17 × 57,703.72
  4. Step 4: Simplify right side
    147,677.92x = 12,781,730,011.95
  5. Step 5: Solve for x
    x = 12,781,730,011.95/147,677.92
  6. Step 6: Final answer
    x = 86,551.40

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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.