Home / 83,537.52-115,280.37-47,238.39

Finding the Fourth Proportional to 83,537.52, 115,280.37 and 47,238.39

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Solution

The fourth proportional to 83,537.52, 115,280.37 and 47,238.39 is: 65,188.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,537.52 : 115,280.37 = 47,238.39 : x
  2. Step 2: Convert to fraction form
    83,537.52/115,280.37 = 47,238.39/x
  3. Step 3: Cross multiply
    83,537.52x = 115,280.37 × 47,238.39
  4. Step 4: Simplify right side
    83,537.52x = 5,445,659,077.40
  5. Step 5: Solve for x
    x = 5,445,659,077.40/83,537.52
  6. Step 6: Final answer
    x = 65,188.18

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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.