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Finding the Fourth Proportional to 97,331.13, 134,317.13 and 52,619.13

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Solution

The fourth proportional to 97,331.13, 134,317.13 and 52,619.13 is: 72,614.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,331.13 : 134,317.13 = 52,619.13 : x
  2. Step 2: Convert to fraction form
    97,331.13/134,317.13 = 52,619.13/x
  3. Step 3: Cross multiply
    97,331.13x = 134,317.13 × 52,619.13
  4. Step 4: Simplify right side
    97,331.13x = 7,067,650,524.70
  5. Step 5: Solve for x
    x = 7,067,650,524.70/97,331.13
  6. Step 6: Final answer
    x = 72,614.49

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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.