Home / 88,729.80-122,445.18-48,442.02

Finding the Fourth Proportional to 88,729.80, 122,445.18 and 48,442.02

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Solution

The fourth proportional to 88,729.80, 122,445.18 and 48,442.02 is: 66,848.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,729.80 : 122,445.18 = 48,442.02 : x
  2. Step 2: Convert to fraction form
    88,729.80/122,445.18 = 48,442.02/x
  3. Step 3: Cross multiply
    88,729.80x = 122,445.18 × 48,442.02
  4. Step 4: Simplify right side
    88,729.80x = 5,931,491,858.46
  5. Step 5: Solve for x
    x = 5,931,491,858.46/88,729.80
  6. Step 6: Final answer
    x = 66,848.93

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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.