Home / 83,386.27-115,077.14-47,583.26

Finding the Fourth Proportional to 83,386.27, 115,077.14 and 47,583.26

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Solution

The fourth proportional to 83,386.27, 115,077.14 and 47,583.26 is: 65,667.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,386.27 : 115,077.14 = 47,583.26 : x
  2. Step 2: Convert to fraction form
    83,386.27/115,077.14 = 47,583.26/x
  3. Step 3: Cross multiply
    83,386.27x = 115,077.14 × 47,583.26
  4. Step 4: Simplify right side
    83,386.27x = 5,475,745,472.68
  5. Step 5: Solve for x
    x = 5,475,745,472.68/83,386.27
  6. Step 6: Final answer
    x = 65,667.23

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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.