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Finding the Fourth Proportional to 124,063.97, 186,114.40 and 57,510.82

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Solution

The fourth proportional to 124,063.97, 186,114.40 and 57,510.82 is: 86,274.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,063.97 : 186,114.40 = 57,510.82 : x
  2. Step 2: Convert to fraction form
    124,063.97/186,114.40 = 57,510.82/x
  3. Step 3: Cross multiply
    124,063.97x = 186,114.40 × 57,510.82
  4. Step 4: Simplify right side
    124,063.97x = 10,703,591,846.67
  5. Step 5: Solve for x
    x = 10,703,591,846.67/124,063.97
  6. Step 6: Final answer
    x = 86,274.78

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1.5x scale

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.