Home / 88,742.07-122,469.02-48,459.58

Finding the Fourth Proportional to 88,742.07, 122,469.02 and 48,459.58

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Solution

The fourth proportional to 88,742.07, 122,469.02 and 48,459.58 is: 66,876.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,742.07 : 122,469.02 = 48,459.58 : x
  2. Step 2: Convert to fraction form
    88,742.07/122,469.02 = 48,459.58/x
  3. Step 3: Cross multiply
    88,742.07x = 122,469.02 × 48,459.58
  4. Step 4: Simplify right side
    88,742.07x = 5,934,797,272.21
  5. Step 5: Solve for x
    x = 5,934,797,272.21/88,742.07
  6. Step 6: Final answer
    x = 66,876.93

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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.