Home / 89,246.64-123,161.52-48,957.80

Finding the Fourth Proportional to 89,246.64, 123,161.52 and 48,957.80

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Solution

The fourth proportional to 89,246.64, 123,161.52 and 48,957.80 is: 67,562.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,246.64 : 123,161.52 = 48,957.80 : x
  2. Step 2: Convert to fraction form
    89,246.64/123,161.52 = 48,957.80/x
  3. Step 3: Cross multiply
    89,246.64x = 123,161.52 × 48,957.80
  4. Step 4: Simplify right side
    89,246.64x = 6,029,717,063.86
  5. Step 5: Solve for x
    x = 6,029,717,063.86/89,246.64
  6. Step 6: Final answer
    x = 67,562.40

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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.