Home / 45,433.76-62,700.72-25,290.80

Finding the Fourth Proportional to 45,433.76, 62,700.72 and 25,290.80

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Solution

The fourth proportional to 45,433.76, 62,700.72 and 25,290.80 is: 34,902.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,433.76 : 62,700.72 = 25,290.80 : x
  2. Step 2: Convert to fraction form
    45,433.76/62,700.72 = 25,290.80/x
  3. Step 3: Cross multiply
    45,433.76x = 62,700.72 × 25,290.80
  4. Step 4: Simplify right side
    45,433.76x = 1,585,751,369.38
  5. Step 5: Solve for x
    x = 1,585,751,369.38/45,433.76
  6. Step 6: Final answer
    x = 34,902.49

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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.