Home / 124,604.20-171,947.79-70,884.16

Finding the Fourth Proportional to 124,604.20, 171,947.79 and 70,884.16

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Solution

The fourth proportional to 124,604.20, 171,947.79 and 70,884.16 is: 97,816.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,604.20 : 171,947.79 = 70,884.16 : x
  2. Step 2: Convert to fraction form
    124,604.20/171,947.79 = 70,884.16/x
  3. Step 3: Cross multiply
    124,604.20x = 171,947.79 × 70,884.16
  4. Step 4: Simplify right side
    124,604.20x = 12,188,374,658.01
  5. Step 5: Solve for x
    x = 12,188,374,658.01/124,604.20
  6. Step 6: Final answer
    x = 97,816.72

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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.