Home / 187,724.26-259,057.33-101,681.60

Finding the Fourth Proportional to 187,724.26, 259,057.33 and 101,681.60

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Solution

The fourth proportional to 187,724.26, 259,057.33 and 101,681.60 is: 140,319.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,724.26 : 259,057.33 = 101,681.60 : x
  2. Step 2: Convert to fraction form
    187,724.26/259,057.33 = 101,681.60/x
  3. Step 3: Cross multiply
    187,724.26x = 259,057.33 × 101,681.60
  4. Step 4: Simplify right side
    187,724.26x = 26,341,364,199.57
  5. Step 5: Solve for x
    x = 26,341,364,199.57/187,724.26
  6. Step 6: Final answer
    x = 140,319.45

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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.