Home / 83,359.19-115,035.68-45,633.44

Finding the Fourth Proportional to 83,359.19, 115,035.68 and 45,633.44

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Solution

The fourth proportional to 83,359.19, 115,035.68 and 45,633.44 is: 62,974.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,359.19 : 115,035.68 = 45,633.44 : x
  2. Step 2: Convert to fraction form
    83,359.19/115,035.68 = 45,633.44/x
  3. Step 3: Cross multiply
    83,359.19x = 115,035.68 × 45,633.44
  4. Step 4: Simplify right side
    83,359.19x = 5,249,473,801.14
  5. Step 5: Solve for x
    x = 5,249,473,801.14/83,359.19
  6. Step 6: Final answer
    x = 62,974.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.