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Finding the Fourth Proportional to 118,534.84, 163,593.36 and 67,566.16

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Solution

The fourth proportional to 118,534.84, 163,593.36 and 67,566.16 is: 93,250.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,534.84 : 163,593.36 = 67,566.16 : x
  2. Step 2: Convert to fraction form
    118,534.84/163,593.36 = 67,566.16/x
  3. Step 3: Cross multiply
    118,534.84x = 163,593.36 × 67,566.16
  4. Step 4: Simplify right side
    118,534.84x = 11,053,375,136.70
  5. Step 5: Solve for x
    x = 11,053,375,136.70/118,534.84
  6. Step 6: Final answer
    x = 93,250.01

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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.