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Finding the Fourth Proportional to 124,594.88, 186,890.56 and 57,997.76

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Solution

The fourth proportional to 124,594.88, 186,890.56 and 57,997.76 is: 86,995.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,594.88 : 186,890.56 = 57,997.76 : x
  2. Step 2: Convert to fraction form
    124,594.88/186,890.56 = 57,997.76/x
  3. Step 3: Cross multiply
    124,594.88x = 186,890.56 × 57,997.76
  4. Step 4: Simplify right side
    124,594.88x = 10,839,232,765.70
  5. Step 5: Solve for x
    x = 10,839,232,765.70/124,594.88
  6. Step 6: Final answer
    x = 86,995.82

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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.