Home / 107,072.48-147,773.15-61,750.46

Finding the Fourth Proportional to 107,072.48, 147,773.15 and 61,750.46

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Solution

The fourth proportional to 107,072.48, 147,773.15 and 61,750.46 is: 85,223.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,072.48 : 147,773.15 = 61,750.46 : x
  2. Step 2: Convert to fraction form
    107,072.48/147,773.15 = 61,750.46/x
  3. Step 3: Cross multiply
    107,072.48x = 147,773.15 × 61,750.46
  4. Step 4: Simplify right side
    107,072.48x = 9,125,058,940.53
  5. Step 5: Solve for x
    x = 9,125,058,940.53/107,072.48
  6. Step 6: Final answer
    x = 85,223.20

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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.