Home / 147,214.45-220,854.26-53,719.93

Finding the Fourth Proportional to 147,214.45, 220,854.26 and 53,719.93

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Solution

The fourth proportional to 147,214.45, 220,854.26 and 53,719.93 is: 80,591.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,214.45 : 220,854.26 = 53,719.93 : x
  2. Step 2: Convert to fraction form
    147,214.45/220,854.26 = 53,719.93/x
  3. Step 3: Cross multiply
    147,214.45x = 220,854.26 × 53,719.93
  4. Step 4: Simplify right side
    147,214.45x = 11,864,275,387.40
  5. Step 5: Solve for x
    x = 11,864,275,387.40/147,214.45
  6. Step 6: Final answer
    x = 80,591.79

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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.