Home / 73,788.08-101,826.60-40,251.92

Finding the Fourth Proportional to 73,788.08, 101,826.60 and 40,251.92

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Solution

The fourth proportional to 73,788.08, 101,826.60 and 40,251.92 is: 55,547.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,788.08 : 101,826.60 = 40,251.92 : x
  2. Step 2: Convert to fraction form
    73,788.08/101,826.60 = 40,251.92/x
  3. Step 3: Cross multiply
    73,788.08x = 101,826.60 × 40,251.92
  4. Step 4: Simplify right side
    73,788.08x = 4,098,716,157.07
  5. Step 5: Solve for x
    x = 4,098,716,157.07/73,788.08
  6. Step 6: Final answer
    x = 55,547.13

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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.