Home / 124,647.49-186,896.05-58,102.55

Finding the Fourth Proportional to 124,647.49, 186,896.05 and 58,102.55

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Solution

The fourth proportional to 124,647.49, 186,896.05 and 58,102.55 is: 87,118.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,647.49 : 186,896.05 = 58,102.55 : x
  2. Step 2: Convert to fraction form
    124,647.49/186,896.05 = 58,102.55/x
  3. Step 3: Cross multiply
    124,647.49x = 186,896.05 × 58,102.55
  4. Step 4: Simplify right side
    124,647.49x = 10,859,137,089.93
  5. Step 5: Solve for x
    x = 10,859,137,089.93/124,647.49
  6. Step 6: Final answer
    x = 87,118.78

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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.