Home / 175,489.08-242,158.77-107,475

Finding the Fourth Proportional to 175,489.08, 242,158.77 and 107,475

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Solution

The fourth proportional to 175,489.08, 242,158.77 and 107,475 is: 148,305.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,489.08 : 242,158.77 = 107,475 : x
  2. Step 2: Convert to fraction form
    175,489.08/242,158.77 = 107,475/x
  3. Step 3: Cross multiply
    175,489.08x = 242,158.77 × 107,475
  4. Step 4: Simplify right side
    175,489.08x = 26,026,013,805.75
  5. Step 5: Solve for x
    x = 26,026,013,805.75/175,489.08
  6. Step 6: Final answer
    x = 148,305.60

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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.