Home / 106,385.62-146,818.71-58,638.85

Finding the Fourth Proportional to 106,385.62, 146,818.71 and 58,638.85

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Solution

The fourth proportional to 106,385.62, 146,818.71 and 58,638.85 is: 80,925.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,385.62 : 146,818.71 = 58,638.85 : x
  2. Step 2: Convert to fraction form
    106,385.62/146,818.71 = 58,638.85/x
  3. Step 3: Cross multiply
    106,385.62x = 146,818.71 × 58,638.85
  4. Step 4: Simplify right side
    106,385.62x = 8,609,280,312.88
  5. Step 5: Solve for x
    x = 8,609,280,312.88/106,385.62
  6. Step 6: Final answer
    x = 80,925.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.