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Finding the Fourth Proportional to 86,472.63, 119,329.02 and 48,230.10

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Solution

The fourth proportional to 86,472.63, 119,329.02 and 48,230.10 is: 66,555.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,472.63 : 119,329.02 = 48,230.10 : x
  2. Step 2: Convert to fraction form
    86,472.63/119,329.02 = 48,230.10/x
  3. Step 3: Cross multiply
    86,472.63x = 119,329.02 × 48,230.10
  4. Step 4: Simplify right side
    86,472.63x = 5,755,250,567.50
  5. Step 5: Solve for x
    x = 5,755,250,567.50/86,472.63
  6. Step 6: Final answer
    x = 66,555.75

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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.