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Finding the Fourth Proportional to 70,494.52, 97,282.50 and 38,664.04

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Solution

The fourth proportional to 70,494.52, 97,282.50 and 38,664.04 is: 53,356.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,494.52 : 97,282.50 = 38,664.04 : x
  2. Step 2: Convert to fraction form
    70,494.52/97,282.50 = 38,664.04/x
  3. Step 3: Cross multiply
    70,494.52x = 97,282.50 × 38,664.04
  4. Step 4: Simplify right side
    70,494.52x = 3,761,334,471.30
  5. Step 5: Solve for x
    x = 3,761,334,471.30/70,494.52
  6. Step 6: Final answer
    x = 53,356.41

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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.