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Finding the Fourth Proportional to 97,330.80, 134,316.68 and 52,618.80

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Solution

The fourth proportional to 97,330.80, 134,316.68 and 52,618.80 is: 72,614.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,330.80 : 134,316.68 = 52,618.80 : x
  2. Step 2: Convert to fraction form
    97,330.80/134,316.68 = 52,618.80/x
  3. Step 3: Cross multiply
    97,330.80x = 134,316.68 × 52,618.80
  4. Step 4: Simplify right side
    97,330.80x = 7,067,582,521.58
  5. Step 5: Solve for x
    x = 7,067,582,521.58/97,330.80
  6. Step 6: Final answer
    x = 72,614.04

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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.