Home / 124,721.81-187,084.34-41,615.81

Finding the Fourth Proportional to 124,721.81, 187,084.34 and 41,615.81

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Solution

The fourth proportional to 124,721.81, 187,084.34 and 41,615.81 is: 62,424.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,721.81 : 187,084.34 = 41,615.81 : x
  2. Step 2: Convert to fraction form
    124,721.81/187,084.34 = 41,615.81/x
  3. Step 3: Cross multiply
    124,721.81x = 187,084.34 × 41,615.81
  4. Step 4: Simplify right side
    124,721.81x = 7,785,666,919.17
  5. Step 5: Solve for x
    x = 7,785,666,919.17/124,721.81
  6. Step 6: Final answer
    x = 62,424.26

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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.