Home / 156,133.92-215,490.08-95,737.92

Finding the Fourth Proportional to 156,133.92, 215,490.08 and 95,737.92

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Solution

The fourth proportional to 156,133.92, 215,490.08 and 95,737.92 is: 132,133.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,133.92 : 215,490.08 = 95,737.92 : x
  2. Step 2: Convert to fraction form
    156,133.92/215,490.08 = 95,737.92/x
  3. Step 3: Cross multiply
    156,133.92x = 215,490.08 × 95,737.92
  4. Step 4: Simplify right side
    156,133.92x = 20,630,572,039.83
  5. Step 5: Solve for x
    x = 20,630,572,039.83/156,133.92
  6. Step 6: Final answer
    x = 132,133.82

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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.