Home / 88,769.40-122,502.45-48,482.43

Finding the Fourth Proportional to 88,769.40, 122,502.45 and 48,482.43

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Solution

The fourth proportional to 88,769.40, 122,502.45 and 48,482.43 is: 66,906.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,769.40 : 122,502.45 = 48,482.43 : x
  2. Step 2: Convert to fraction form
    88,769.40/122,502.45 = 48,482.43/x
  3. Step 3: Cross multiply
    88,769.40x = 122,502.45 × 48,482.43
  4. Step 4: Simplify right side
    88,769.40x = 5,939,216,456.95
  5. Step 5: Solve for x
    x = 5,939,216,456.95/88,769.40
  6. Step 6: Final answer
    x = 66,906.12

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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.