Home / 123,523.14-170,462.07-66,934.56

Finding the Fourth Proportional to 123,523.14, 170,462.07 and 66,934.56

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Solution

The fourth proportional to 123,523.14, 170,462.07 and 66,934.56 is: 92,369.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,523.14 : 170,462.07 = 66,934.56 : x
  2. Step 2: Convert to fraction form
    123,523.14/170,462.07 = 66,934.56/x
  3. Step 3: Cross multiply
    123,523.14x = 170,462.07 × 66,934.56
  4. Step 4: Simplify right side
    123,523.14x = 11,409,803,652.14
  5. Step 5: Solve for x
    x = 11,409,803,652.14/123,523.14
  6. Step 6: Final answer
    x = 92,369.77

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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.