Home / 117,034.24-161,506.56-66,732.16

Finding the Fourth Proportional to 117,034.24, 161,506.56 and 66,732.16

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Solution

The fourth proportional to 117,034.24, 161,506.56 and 66,732.16 is: 92,089.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,034.24 : 161,506.56 = 66,732.16 : x
  2. Step 2: Convert to fraction form
    117,034.24/161,506.56 = 66,732.16/x
  3. Step 3: Cross multiply
    117,034.24x = 161,506.56 × 66,732.16
  4. Step 4: Simplify right side
    117,034.24x = 10,777,681,602.97
  5. Step 5: Solve for x
    x = 10,777,681,602.97/117,034.24
  6. Step 6: Final answer
    x = 92,089.99

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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.