Home / 109,594.27-151,240.13-61,857.73

Finding the Fourth Proportional to 109,594.27, 151,240.13 and 61,857.73

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Solution

The fourth proportional to 109,594.27, 151,240.13 and 61,857.73 is: 85,363.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,594.27 : 151,240.13 = 61,857.73 : x
  2. Step 2: Convert to fraction form
    109,594.27/151,240.13 = 61,857.73/x
  3. Step 3: Cross multiply
    109,594.27x = 151,240.13 × 61,857.73
  4. Step 4: Simplify right side
    109,594.27x = 9,355,371,126.70
  5. Step 5: Solve for x
    x = 9,355,371,126.70/109,594.27
  6. Step 6: Final answer
    x = 85,363.69

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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.