Home / 156,482.04-215,972.82-92,854.92

Finding the Fourth Proportional to 156,482.04, 215,972.82 and 92,854.92

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Solution

The fourth proportional to 156,482.04, 215,972.82 and 92,854.92 is: 128,156.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,482.04 : 215,972.82 = 92,854.92 : x
  2. Step 2: Convert to fraction form
    156,482.04/215,972.82 = 92,854.92/x
  3. Step 3: Cross multiply
    156,482.04x = 215,972.82 × 92,854.92
  4. Step 4: Simplify right side
    156,482.04x = 20,054,138,923.27
  5. Step 5: Solve for x
    x = 20,054,138,923.27/156,482.04
  6. Step 6: Final answer
    x = 128,156.17

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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.