Home / 129,103.60-193,383.24-59,041.84

Finding the Fourth Proportional to 129,103.60, 193,383.24 and 59,041.84

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Solution

The fourth proportional to 129,103.60, 193,383.24 and 59,041.84 is: 88,438.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,103.60 : 193,383.24 = 59,041.84 : x
  2. Step 2: Convert to fraction form
    129,103.60/193,383.24 = 59,041.84/x
  3. Step 3: Cross multiply
    129,103.60x = 193,383.24 × 59,041.84
  4. Step 4: Simplify right side
    129,103.60x = 11,417,702,314.76
  5. Step 5: Solve for x
    x = 11,417,702,314.76/129,103.60
  6. Step 6: Final answer
    x = 88,438.30

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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.