Home / 72,239.18-108,211.88-58,959.50

Finding the Fourth Proportional to 72,239.18, 108,211.88 and 58,959.50

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Solution

The fourth proportional to 72,239.18, 108,211.88 and 58,959.50 is: 88,319.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,239.18 : 108,211.88 = 58,959.50 : x
  2. Step 2: Convert to fraction form
    72,239.18/108,211.88 = 58,959.50/x
  3. Step 3: Cross multiply
    72,239.18x = 108,211.88 × 58,959.50
  4. Step 4: Simplify right side
    72,239.18x = 6,380,118,338.86
  5. Step 5: Solve for x
    x = 6,380,118,338.86/72,239.18
  6. Step 6: Final answer
    x = 88,319.36

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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.