Home / 74,971.56-112,468.86-25,036.20

Finding the Fourth Proportional to 74,971.56, 112,468.86 and 25,036.20

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Solution

The fourth proportional to 74,971.56, 112,468.86 and 25,036.20 is: 37,558.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,971.56 : 112,468.86 = 25,036.20 : x
  2. Step 2: Convert to fraction form
    74,971.56/112,468.86 = 25,036.20/x
  3. Step 3: Cross multiply
    74,971.56x = 112,468.86 × 25,036.20
  4. Step 4: Simplify right side
    74,971.56x = 2,815,792,872.73
  5. Step 5: Solve for x
    x = 2,815,792,872.73/74,971.56
  6. Step 6: Final answer
    x = 37,558.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.