Home / 124,972.57-187,223.46-61,718.68

Finding the Fourth Proportional to 124,972.57, 187,223.46 and 61,718.68

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Solution

The fourth proportional to 124,972.57, 187,223.46 and 61,718.68 is: 92,461.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,972.57 : 187,223.46 = 61,718.68 : x
  2. Step 2: Convert to fraction form
    124,972.57/187,223.46 = 61,718.68/x
  3. Step 3: Cross multiply
    124,972.57x = 187,223.46 × 61,718.68
  4. Step 4: Simplify right side
    124,972.57x = 11,555,184,816.23
  5. Step 5: Solve for x
    x = 11,555,184,816.23/124,972.57
  6. Step 6: Final answer
    x = 92,461.77

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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.