Home / 242,211.15-363,152.70-123,785.10

Finding the Fourth Proportional to 242,211.15, 363,152.70 and 123,785.10

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Solution

The fourth proportional to 242,211.15, 363,152.70 and 123,785.10 is: 185,593.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,211.15 : 363,152.70 = 123,785.10 : x
  2. Step 2: Convert to fraction form
    242,211.15/363,152.70 = 123,785.10/x
  3. Step 3: Cross multiply
    242,211.15x = 363,152.70 × 123,785.10
  4. Step 4: Simplify right side
    242,211.15x = 44,952,893,284.77
  5. Step 5: Solve for x
    x = 44,952,893,284.77/242,211.15
  6. Step 6: Final answer
    x = 185,593.82

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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.