Home / 75,257.64-103,925.62-48,446.60

Finding the Fourth Proportional to 75,257.64, 103,925.62 and 48,446.60

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Solution

The fourth proportional to 75,257.64, 103,925.62 and 48,446.60 is: 66,901.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,257.64 : 103,925.62 = 48,446.60 : x
  2. Step 2: Convert to fraction form
    75,257.64/103,925.62 = 48,446.60/x
  3. Step 3: Cross multiply
    75,257.64x = 103,925.62 × 48,446.60
  4. Step 4: Simplify right side
    75,257.64x = 5,034,842,941.89
  5. Step 5: Solve for x
    x = 5,034,842,941.89/75,257.64
  6. Step 6: Final answer
    x = 66,901.42

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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.