Home / 119,854.95-165,428.14-68,897.25

Finding the Fourth Proportional to 119,854.95, 165,428.14 and 68,897.25

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Solution

The fourth proportional to 119,854.95, 165,428.14 and 68,897.25 is: 95,094.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,854.95 : 165,428.14 = 68,897.25 : x
  2. Step 2: Convert to fraction form
    119,854.95/165,428.14 = 68,897.25/x
  3. Step 3: Cross multiply
    119,854.95x = 165,428.14 × 68,897.25
  4. Step 4: Simplify right side
    119,854.95x = 11,397,543,091.47
  5. Step 5: Solve for x
    x = 11,397,543,091.47/119,854.95
  6. Step 6: Final answer
    x = 95,094.47

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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.