Home / 175,814.80-242,618.88-99,337.12

Finding the Fourth Proportional to 175,814.80, 242,618.88 and 99,337.12

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Solution

The fourth proportional to 175,814.80, 242,618.88 and 99,337.12 is: 137,082.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,814.80 : 242,618.88 = 99,337.12 : x
  2. Step 2: Convert to fraction form
    175,814.80/242,618.88 = 99,337.12/x
  3. Step 3: Cross multiply
    175,814.80x = 242,618.88 × 99,337.12
  4. Step 4: Simplify right side
    175,814.80x = 24,101,060,796.83
  5. Step 5: Solve for x
    x = 24,101,060,796.83/175,814.80
  6. Step 6: Final answer
    x = 137,082.09

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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.