Home / 48,500.93-66,920.24-28,079.82

Finding the Fourth Proportional to 48,500.93, 66,920.24 and 28,079.82

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Solution

The fourth proportional to 48,500.93, 66,920.24 and 28,079.82 is: 38,743.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,500.93 : 66,920.24 = 28,079.82 : x
  2. Step 2: Convert to fraction form
    48,500.93/66,920.24 = 28,079.82/x
  3. Step 3: Cross multiply
    48,500.93x = 66,920.24 × 28,079.82
  4. Step 4: Simplify right side
    48,500.93x = 1,879,108,363.76
  5. Step 5: Solve for x
    x = 1,879,108,363.76/48,500.93
  6. Step 6: Final answer
    x = 38,743.76

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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.