Home / 107,290.61-148,054.13-67,001.95

Finding the Fourth Proportional to 107,290.61, 148,054.13 and 67,001.95

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Solution

The fourth proportional to 107,290.61, 148,054.13 and 67,001.95 is: 92,458.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,290.61 : 148,054.13 = 67,001.95 : x
  2. Step 2: Convert to fraction form
    107,290.61/148,054.13 = 67,001.95/x
  3. Step 3: Cross multiply
    107,290.61x = 148,054.13 × 67,001.95
  4. Step 4: Simplify right side
    107,290.61x = 9,919,914,675.28
  5. Step 5: Solve for x
    x = 9,919,914,675.28/107,290.61
  6. Step 6: Final answer
    x = 92,458.37

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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.