Home / 250,260.06-345,363.93-137,082.90

Finding the Fourth Proportional to 250,260.06, 345,363.93 and 137,082.90

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Solution

The fourth proportional to 250,260.06, 345,363.93 and 137,082.90 is: 189,177.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,260.06 : 345,363.93 = 137,082.90 : x
  2. Step 2: Convert to fraction form
    250,260.06/345,363.93 = 137,082.90/x
  3. Step 3: Cross multiply
    250,260.06x = 345,363.93 × 137,082.90
  4. Step 4: Simplify right side
    250,260.06x = 47,343,489,079.80
  5. Step 5: Solve for x
    x = 47,343,489,079.80/250,260.06
  6. Step 6: Final answer
    x = 189,177.17

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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.