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Finding the Fourth Proportional to 60,130.65, 82,969.11 and 38,624.24

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Solution

The fourth proportional to 60,130.65, 82,969.11 and 38,624.24 is: 53,294.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,130.65 : 82,969.11 = 38,624.24 : x
  2. Step 2: Convert to fraction form
    60,130.65/82,969.11 = 38,624.24/x
  3. Step 3: Cross multiply
    60,130.65x = 82,969.11 × 38,624.24
  4. Step 4: Simplify right side
    60,130.65x = 3,204,619,024.65
  5. Step 5: Solve for x
    x = 3,204,619,024.65/60,130.65
  6. Step 6: Final answer
    x = 53,294.27

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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.