Home / 48,741.12-67,258.08-38,693.88

Finding the Fourth Proportional to 48,741.12, 67,258.08 and 38,693.88

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Solution

The fourth proportional to 48,741.12, 67,258.08 and 38,693.88 is: 53,393.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,741.12 : 67,258.08 = 38,693.88 : x
  2. Step 2: Convert to fraction form
    48,741.12/67,258.08 = 38,693.88/x
  3. Step 3: Cross multiply
    48,741.12x = 67,258.08 × 38,693.88
  4. Step 4: Simplify right side
    48,741.12x = 2,602,476,076.55
  5. Step 5: Solve for x
    x = 2,602,476,076.55/48,741.12
  6. Step 6: Final answer
    x = 53,393.85

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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.