Home / 124,604.18-171,947.80-70,884.18

Finding the Fourth Proportional to 124,604.18, 171,947.80 and 70,884.18

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Solution

The fourth proportional to 124,604.18, 171,947.80 and 70,884.18 is: 97,816.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,604.18 : 171,947.80 = 70,884.18 : x
  2. Step 2: Convert to fraction form
    124,604.18/171,947.80 = 70,884.18/x
  3. Step 3: Cross multiply
    124,604.18x = 171,947.80 × 70,884.18
  4. Step 4: Simplify right side
    124,604.18x = 12,188,378,805.80
  5. Step 5: Solve for x
    x = 12,188,378,805.80/124,604.18
  6. Step 6: Final answer
    x = 97,816.77

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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.