Home / 124,076.50-185,966.52-45,147.76

Finding the Fourth Proportional to 124,076.50, 185,966.52 and 45,147.76

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Solution

The fourth proportional to 124,076.50, 185,966.52 and 45,147.76 is: 67,667.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,076.50 : 185,966.52 = 45,147.76 : x
  2. Step 2: Convert to fraction form
    124,076.50/185,966.52 = 45,147.76/x
  3. Step 3: Cross multiply
    124,076.50x = 185,966.52 × 45,147.76
  4. Step 4: Simplify right side
    124,076.50x = 8,395,971,813.00
  5. Step 5: Solve for x
    x = 8,395,971,813.00/124,076.50
  6. Step 6: Final answer
    x = 67,667.70

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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.