Home / 124,763.40-187,198.71-40,549.38

Finding the Fourth Proportional to 124,763.40, 187,198.71 and 40,549.38

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Solution

The fourth proportional to 124,763.40, 187,198.71 and 40,549.38 is: 60,841.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,763.40 : 187,198.71 = 40,549.38 : x
  2. Step 2: Convert to fraction form
    124,763.40/187,198.71 = 40,549.38/x
  3. Step 3: Cross multiply
    124,763.40x = 187,198.71 × 40,549.38
  4. Step 4: Simplify right side
    124,763.40x = 7,590,791,627.30
  5. Step 5: Solve for x
    x = 7,590,791,627.30/124,763.40
  6. Step 6: Final answer
    x = 60,841.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.