Home / 109,244.22-163,963.98-55,972.50

Finding the Fourth Proportional to 109,244.22, 163,963.98 and 55,972.50

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Solution

The fourth proportional to 109,244.22, 163,963.98 and 55,972.50 is: 84,008.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,244.22 : 163,963.98 = 55,972.50 : x
  2. Step 2: Convert to fraction form
    109,244.22/163,963.98 = 55,972.50/x
  3. Step 3: Cross multiply
    109,244.22x = 163,963.98 × 55,972.50
  4. Step 4: Simplify right side
    109,244.22x = 9,177,473,870.55
  5. Step 5: Solve for x
    x = 9,177,473,870.55/109,244.22
  6. Step 6: Final answer
    x = 84,008.78

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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.