Home / 107,930.88-161,897.80-41,374.40

Finding the Fourth Proportional to 107,930.88, 161,897.80 and 41,374.40

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Solution

The fourth proportional to 107,930.88, 161,897.80 and 41,374.40 is: 62,062.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,930.88 : 161,897.80 = 41,374.40 : x
  2. Step 2: Convert to fraction form
    107,930.88/161,897.80 = 41,374.40/x
  3. Step 3: Cross multiply
    107,930.88x = 161,897.80 × 41,374.40
  4. Step 4: Simplify right side
    107,930.88x = 6,698,424,336.32
  5. Step 5: Solve for x
    x = 6,698,424,336.32/107,930.88
  6. Step 6: Final answer
    x = 62,062.17

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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.