Home / 67,925.04-101,854.79-28,471.56

Finding the Fourth Proportional to 67,925.04, 101,854.79 and 28,471.56

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Solution

The fourth proportional to 67,925.04, 101,854.79 and 28,471.56 is: 42,693.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,925.04 : 101,854.79 = 28,471.56 : x
  2. Step 2: Convert to fraction form
    67,925.04/101,854.79 = 28,471.56/x
  3. Step 3: Cross multiply
    67,925.04x = 101,854.79 × 28,471.56
  4. Step 4: Simplify right side
    67,925.04x = 2,899,964,530.69
  5. Step 5: Solve for x
    x = 2,899,964,530.69/67,925.04
  6. Step 6: Final answer
    x = 42,693.60

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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.