Home / 74,184.12-111,276.18-18,023.94

Finding the Fourth Proportional to 74,184.12, 111,276.18 and 18,023.94

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Solution

The fourth proportional to 74,184.12, 111,276.18 and 18,023.94 is: 27,035.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,184.12 : 111,276.18 = 18,023.94 : x
  2. Step 2: Convert to fraction form
    74,184.12/111,276.18 = 18,023.94/x
  3. Step 3: Cross multiply
    74,184.12x = 111,276.18 × 18,023.94
  4. Step 4: Simplify right side
    74,184.12x = 2,005,635,191.75
  5. Step 5: Solve for x
    x = 2,005,635,191.75/74,184.12
  6. Step 6: Final answer
    x = 27,035.91

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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.