Home / 123,340.88-170,218.04-69,606.24

Finding the Fourth Proportional to 123,340.88, 170,218.04 and 69,606.24

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Solution

The fourth proportional to 123,340.88, 170,218.04 and 69,606.24 is: 96,060.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,340.88 : 170,218.04 = 69,606.24 : x
  2. Step 2: Convert to fraction form
    123,340.88/170,218.04 = 69,606.24/x
  3. Step 3: Cross multiply
    123,340.88x = 170,218.04 × 69,606.24
  4. Step 4: Simplify right side
    123,340.88x = 11,848,237,744.57
  5. Step 5: Solve for x
    x = 11,848,237,744.57/123,340.88
  6. Step 6: Final answer
    x = 96,060.91

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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.