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Finding the Fourth Proportional to 119,666.10, 179,499.15 and 73,010.10

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Solution

The fourth proportional to 119,666.10, 179,499.15 and 73,010.10 is: 109,515.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,666.10 : 179,499.15 = 73,010.10 : x
  2. Step 2: Convert to fraction form
    119,666.10/179,499.15 = 73,010.10/x
  3. Step 3: Cross multiply
    119,666.10x = 179,499.15 × 73,010.10
  4. Step 4: Simplify right side
    119,666.10x = 13,105,250,891.42
  5. Step 5: Solve for x
    x = 13,105,250,891.42/119,666.10
  6. Step 6: Final answer
    x = 109,515.15

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1.5x scale

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.