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Finding the Fourth Proportional to 73,398.01, 110,097.02 and 20,807.95

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Solution

The fourth proportional to 73,398.01, 110,097.02 and 20,807.95 is: 31,211.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,398.01 : 110,097.02 = 20,807.95 : x
  2. Step 2: Convert to fraction form
    73,398.01/110,097.02 = 20,807.95/x
  3. Step 3: Cross multiply
    73,398.01x = 110,097.02 × 20,807.95
  4. Step 4: Simplify right side
    73,398.01x = 2,290,893,562.55
  5. Step 5: Solve for x
    x = 2,290,893,562.55/73,398.01
  6. Step 6: Final answer
    x = 31,211.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.