Home / 49,460.52-68,279.17-28,235.68

Finding the Fourth Proportional to 49,460.52, 68,279.17 and 28,235.68

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Solution

The fourth proportional to 49,460.52, 68,279.17 and 28,235.68 is: 38,978.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,460.52 : 68,279.17 = 28,235.68 : x
  2. Step 2: Convert to fraction form
    49,460.52/68,279.17 = 28,235.68/x
  3. Step 3: Cross multiply
    49,460.52x = 68,279.17 × 28,235.68
  4. Step 4: Simplify right side
    49,460.52x = 1,927,908,794.79
  5. Step 5: Solve for x
    x = 1,927,908,794.79/49,460.52
  6. Step 6: Final answer
    x = 38,978.74

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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.