Home / 67,904.60-101,856.54-36,936.68

Finding the Fourth Proportional to 67,904.60, 101,856.54 and 36,936.68

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Solution

The fourth proportional to 67,904.60, 101,856.54 and 36,936.68 is: 55,404.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,904.60 : 101,856.54 = 36,936.68 : x
  2. Step 2: Convert to fraction form
    67,904.60/101,856.54 = 36,936.68/x
  3. Step 3: Cross multiply
    67,904.60x = 101,856.54 × 36,936.68
  4. Step 4: Simplify right side
    67,904.60x = 3,762,242,423.89
  5. Step 5: Solve for x
    x = 3,762,242,423.89/67,904.60
  6. Step 6: Final answer
    x = 55,404.82

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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.