Home / 123,301.36-170,156.46-69,588.64

Finding the Fourth Proportional to 123,301.36, 170,156.46 and 69,588.64

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Solution

The fourth proportional to 123,301.36, 170,156.46 and 69,588.64 is: 96,032.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,301.36 : 170,156.46 = 69,588.64 : x
  2. Step 2: Convert to fraction form
    123,301.36/170,156.46 = 69,588.64/x
  3. Step 3: Cross multiply
    123,301.36x = 170,156.46 × 69,588.64
  4. Step 4: Simplify right side
    123,301.36x = 11,840,956,638.61
  5. Step 5: Solve for x
    x = 11,840,956,638.61/123,301.36
  6. Step 6: Final answer
    x = 96,032.65

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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.