Home / 107,578.76-148,456.06-62,250.46

Finding the Fourth Proportional to 107,578.76, 148,456.06 and 62,250.46

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Solution

The fourth proportional to 107,578.76, 148,456.06 and 62,250.46 is: 85,904.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,578.76 : 148,456.06 = 62,250.46 : x
  2. Step 2: Convert to fraction form
    107,578.76/148,456.06 = 62,250.46/x
  3. Step 3: Cross multiply
    107,578.76x = 148,456.06 × 62,250.46
  4. Step 4: Simplify right side
    107,578.76x = 9,241,457,498.02
  5. Step 5: Solve for x
    x = 9,241,457,498.02/107,578.76
  6. Step 6: Final answer
    x = 85,904.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.