Home / 89,146.92-123,041.04-51,416.04

Finding the Fourth Proportional to 89,146.92, 123,041.04 and 51,416.04

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Solution

The fourth proportional to 89,146.92, 123,041.04 and 51,416.04 is: 70,964.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,146.92 : 123,041.04 = 51,416.04 : x
  2. Step 2: Convert to fraction form
    89,146.92/123,041.04 = 51,416.04/x
  3. Step 3: Cross multiply
    89,146.92x = 123,041.04 × 51,416.04
  4. Step 4: Simplify right side
    89,146.92x = 6,326,283,034.28
  5. Step 5: Solve for x
    x = 6,326,283,034.28/89,146.92
  6. Step 6: Final answer
    x = 70,964.68

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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.