Home / 108,882.38-150,270.98-68,595.47

Finding the Fourth Proportional to 108,882.38, 150,270.98 and 68,595.47

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Solution

The fourth proportional to 108,882.38, 150,270.98 and 68,595.47 is: 94,670.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,882.38 : 150,270.98 = 68,595.47 : x
  2. Step 2: Convert to fraction form
    108,882.38/150,270.98 = 68,595.47/x
  3. Step 3: Cross multiply
    108,882.38x = 150,270.98 × 68,595.47
  4. Step 4: Simplify right side
    108,882.38x = 10,307,907,406.13
  5. Step 5: Solve for x
    x = 10,307,907,406.13/108,882.38
  6. Step 6: Final answer
    x = 94,670.12

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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.