Home / 83,999.30-125,826.15-57,733.70

Finding the Fourth Proportional to 83,999.30, 125,826.15 and 57,733.70

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Solution

The fourth proportional to 83,999.30, 125,826.15 and 57,733.70 is: 86,481.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,999.30 : 125,826.15 = 57,733.70 : x
  2. Step 2: Convert to fraction form
    83,999.30/125,826.15 = 57,733.70/x
  3. Step 3: Cross multiply
    83,999.30x = 125,826.15 × 57,733.70
  4. Step 4: Simplify right side
    83,999.30x = 7,264,409,196.26
  5. Step 5: Solve for x
    x = 7,264,409,196.26/83,999.30
  6. Step 6: Final answer
    x = 86,481.78

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1.5x scale

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.