Home / 83,338.14-115,007.55-47,530.26

Finding the Fourth Proportional to 83,338.14, 115,007.55 and 47,530.26

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Solution

The fourth proportional to 83,338.14, 115,007.55 and 47,530.26 is: 65,592.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,338.14 : 115,007.55 = 47,530.26 : x
  2. Step 2: Convert to fraction form
    83,338.14/115,007.55 = 47,530.26/x
  3. Step 3: Cross multiply
    83,338.14x = 115,007.55 × 47,530.26
  4. Step 4: Simplify right side
    83,338.14x = 5,466,338,753.46
  5. Step 5: Solve for x
    x = 5,466,338,753.46/83,338.14
  6. Step 6: Final answer
    x = 65,592.28

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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.