Home / 187,766.55-259,116.12-101,723.55

Finding the Fourth Proportional to 187,766.55, 259,116.12 and 101,723.55

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Solution

The fourth proportional to 187,766.55, 259,116.12 and 101,723.55 is: 140,377.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,766.55 : 259,116.12 = 101,723.55 : x
  2. Step 2: Convert to fraction form
    187,766.55/259,116.12 = 101,723.55/x
  3. Step 3: Cross multiply
    187,766.55x = 259,116.12 × 101,723.55
  4. Step 4: Simplify right side
    187,766.55x = 26,358,211,588.63
  5. Step 5: Solve for x
    x = 26,358,211,588.63/187,766.55
  6. Step 6: Final answer
    x = 140,377.57

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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.