Home / 175,480.04-242,156.04-100,013.96

Finding the Fourth Proportional to 175,480.04, 242,156.04 and 100,013.96

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Solution

The fourth proportional to 175,480.04, 242,156.04 and 100,013.96 is: 138,015.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,480.04 : 242,156.04 = 100,013.96 : x
  2. Step 2: Convert to fraction form
    175,480.04/242,156.04 = 100,013.96/x
  3. Step 3: Cross multiply
    175,480.04x = 242,156.04 × 100,013.96
  4. Step 4: Simplify right side
    175,480.04x = 24,218,984,498.32
  5. Step 5: Solve for x
    x = 24,218,984,498.32/175,480.04
  6. Step 6: Final answer
    x = 138,015.61

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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.