Home / 135,802.76-187,442.25-92,799.65

Finding the Fourth Proportional to 135,802.76, 187,442.25 and 92,799.65

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Solution

The fourth proportional to 135,802.76, 187,442.25 and 92,799.65 is: 128,087.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,802.76 : 187,442.25 = 92,799.65 : x
  2. Step 2: Convert to fraction form
    135,802.76/187,442.25 = 92,799.65/x
  3. Step 3: Cross multiply
    135,802.76x = 187,442.25 × 92,799.65
  4. Step 4: Simplify right side
    135,802.76x = 17,394,575,663.82
  5. Step 5: Solve for x
    x = 17,394,575,663.82/135,802.76
  6. Step 6: Final answer
    x = 128,087.06

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1.5x scale

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.