Home / 123,614.36-170,591.16-69,907.38

Finding the Fourth Proportional to 123,614.36, 170,591.16 and 69,907.38

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Solution

The fourth proportional to 123,614.36, 170,591.16 and 69,907.38 is: 96,474.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,614.36 : 170,591.16 = 69,907.38 : x
  2. Step 2: Convert to fraction form
    123,614.36/170,591.16 = 69,907.38/x
  3. Step 3: Cross multiply
    123,614.36x = 170,591.16 × 69,907.38
  4. Step 4: Simplify right side
    123,614.36x = 11,925,581,046.76
  5. Step 5: Solve for x
    x = 11,925,581,046.76/123,614.36
  6. Step 6: Final answer
    x = 96,474.08

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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.