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Finding the Fourth Proportional to 84,366.88, 116,422.68 and 48,532.48

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Solution

The fourth proportional to 84,366.88, 116,422.68 and 48,532.48 is: 66,972.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,366.88 : 116,422.68 = 48,532.48 : x
  2. Step 2: Convert to fraction form
    84,366.88/116,422.68 = 48,532.48/x
  3. Step 3: Cross multiply
    84,366.88x = 116,422.68 × 48,532.48
  4. Step 4: Simplify right side
    84,366.88x = 5,650,281,388.65
  5. Step 5: Solve for x
    x = 5,650,281,388.65/84,366.88
  6. Step 6: Final answer
    x = 66,972.74

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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.