Home / 67,032.60-99,819.96-66,296.32

Finding the Fourth Proportional to 67,032.60, 99,819.96 and 66,296.32

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Solution

The fourth proportional to 67,032.60, 99,819.96 and 66,296.32 is: 98,723.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,032.60 : 99,819.96 = 66,296.32 : x
  2. Step 2: Convert to fraction form
    67,032.60/99,819.96 = 66,296.32/x
  3. Step 3: Cross multiply
    67,032.60x = 99,819.96 × 66,296.32
  4. Step 4: Simplify right side
    67,032.60x = 6,617,696,010.55
  5. Step 5: Solve for x
    x = 6,617,696,010.55/67,032.60
  6. Step 6: Final answer
    x = 98,723.55

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.