Home / 60,488.66-90,723.27-18,935.66

Finding the Fourth Proportional to 60,488.66, 90,723.27 and 18,935.66

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Solution

The fourth proportional to 60,488.66, 90,723.27 and 18,935.66 is: 28,400.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,488.66 : 90,723.27 = 18,935.66 : x
  2. Step 2: Convert to fraction form
    60,488.66/90,723.27 = 18,935.66/x
  3. Step 3: Cross multiply
    60,488.66x = 90,723.27 × 18,935.66
  4. Step 4: Simplify right side
    60,488.66x = 1,717,904,622.54
  5. Step 5: Solve for x
    x = 1,717,904,622.54/60,488.66
  6. Step 6: Final answer
    x = 28,400.44

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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.