Home / 104,301.39-156,458.14-40,259.90

Finding the Fourth Proportional to 104,301.39, 156,458.14 and 40,259.90

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Solution

The fourth proportional to 104,301.39, 156,458.14 and 40,259.90 is: 60,392.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,301.39 : 156,458.14 = 40,259.90 : x
  2. Step 2: Convert to fraction form
    104,301.39/156,458.14 = 40,259.90/x
  3. Step 3: Cross multiply
    104,301.39x = 156,458.14 × 40,259.90
  4. Step 4: Simplify right side
    104,301.39x = 6,298,989,070.59
  5. Step 5: Solve for x
    x = 6,298,989,070.59/104,301.39
  6. Step 6: Final answer
    x = 60,392.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.