Home / 50,319.92-69,442.68-27,658.74

Finding the Fourth Proportional to 50,319.92, 69,442.68 and 27,658.74

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Solution

The fourth proportional to 50,319.92, 69,442.68 and 27,658.74 is: 38,169.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,319.92 : 69,442.68 = 27,658.74 : x
  2. Step 2: Convert to fraction form
    50,319.92/69,442.68 = 27,658.74/x
  3. Step 3: Cross multiply
    50,319.92x = 69,442.68 × 27,658.74
  4. Step 4: Simplify right side
    50,319.92x = 1,920,697,031.02
  5. Step 5: Solve for x
    x = 1,920,697,031.02/50,319.92
  6. Step 6: Final answer
    x = 38,169.72

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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.