Home / 123,592.13-170,561.73-69,873.94

Finding the Fourth Proportional to 123,592.13, 170,561.73 and 69,873.94

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Solution

The fourth proportional to 123,592.13, 170,561.73 and 69,873.94 is: 96,428.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,592.13 : 170,561.73 = 69,873.94 : x
  2. Step 2: Convert to fraction form
    123,592.13/170,561.73 = 69,873.94/x
  3. Step 3: Cross multiply
    123,592.13x = 170,561.73 × 69,873.94
  4. Step 4: Simplify right side
    123,592.13x = 11,917,820,883.35
  5. Step 5: Solve for x
    x = 11,917,820,883.35/123,592.13
  6. Step 6: Final answer
    x = 96,428.64

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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.