Home / 149,366.07-206,030.98-88,891.57

Finding the Fourth Proportional to 149,366.07, 206,030.98 and 88,891.57

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Solution

The fourth proportional to 149,366.07, 206,030.98 and 88,891.57 is: 122,614.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,366.07 : 206,030.98 = 88,891.57 : x
  2. Step 2: Convert to fraction form
    149,366.07/206,030.98 = 88,891.57/x
  3. Step 3: Cross multiply
    149,366.07x = 206,030.98 × 88,891.57
  4. Step 4: Simplify right side
    149,366.07x = 18,314,416,543.53
  5. Step 5: Solve for x
    x = 18,314,416,543.53/149,366.07
  6. Step 6: Final answer
    x = 122,614.30

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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.