Home / 124,648.71-187,031.45-61,434.37

Finding the Fourth Proportional to 124,648.71, 187,031.45 and 61,434.37

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Solution

The fourth proportional to 124,648.71, 187,031.45 and 61,434.37 is: 92,180.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,648.71 : 187,031.45 = 61,434.37 : x
  2. Step 2: Convert to fraction form
    124,648.71/187,031.45 = 61,434.37/x
  3. Step 3: Cross multiply
    124,648.71x = 187,031.45 × 61,434.37
  4. Step 4: Simplify right side
    124,648.71x = 11,490,159,305.07
  5. Step 5: Solve for x
    x = 11,490,159,305.07/124,648.71
  6. Step 6: Final answer
    x = 92,180.33

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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.