Home / 89,168.64-123,053.68-48,881.52

Finding the Fourth Proportional to 89,168.64, 123,053.68 and 48,881.52

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Solution

The fourth proportional to 89,168.64, 123,053.68 and 48,881.52 is: 67,457.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,168.64 : 123,053.68 = 48,881.52 : x
  2. Step 2: Convert to fraction form
    89,168.64/123,053.68 = 48,881.52/x
  3. Step 3: Cross multiply
    89,168.64x = 123,053.68 × 48,881.52
  4. Step 4: Simplify right side
    89,168.64x = 6,015,050,919.99
  5. Step 5: Solve for x
    x = 6,015,050,919.99/89,168.64
  6. Step 6: Final answer
    x = 67,457.02

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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.