Home / 147,753.79-221,652.56-54,252.25

Finding the Fourth Proportional to 147,753.79, 221,652.56 and 54,252.25

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Solution

The fourth proportional to 147,753.79, 221,652.56 and 54,252.25 is: 81,386.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,753.79 : 221,652.56 = 54,252.25 : x
  2. Step 2: Convert to fraction form
    147,753.79/221,652.56 = 54,252.25/x
  3. Step 3: Cross multiply
    147,753.79x = 221,652.56 × 54,252.25
  4. Step 4: Simplify right side
    147,753.79x = 12,025,150,098.26
  5. Step 5: Solve for x
    x = 12,025,150,098.26/147,753.79
  6. Step 6: Final answer
    x = 81,386.41

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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.