Home / 162,947.97-224,868.15-99,286.02

Finding the Fourth Proportional to 162,947.97, 224,868.15 and 99,286.02

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Solution

The fourth proportional to 162,947.97, 224,868.15 and 99,286.02 is: 137,014.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,947.97 : 224,868.15 = 99,286.02 : x
  2. Step 2: Convert to fraction form
    162,947.97/224,868.15 = 99,286.02/x
  3. Step 3: Cross multiply
    162,947.97x = 224,868.15 × 99,286.02
  4. Step 4: Simplify right side
    162,947.97x = 22,326,263,638.26
  5. Step 5: Solve for x
    x = 22,326,263,638.26/162,947.97
  6. Step 6: Final answer
    x = 137,014.68

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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.