Home / 48,452.78-66,885.35-45,426.22

Finding the Fourth Proportional to 48,452.78, 66,885.35 and 45,426.22

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Solution

The fourth proportional to 48,452.78, 66,885.35 and 45,426.22 is: 62,707.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,452.78 : 66,885.35 = 45,426.22 : x
  2. Step 2: Convert to fraction form
    48,452.78/66,885.35 = 45,426.22/x
  3. Step 3: Cross multiply
    48,452.78x = 66,885.35 × 45,426.22
  4. Step 4: Simplify right side
    48,452.78x = 3,038,348,229.53
  5. Step 5: Solve for x
    x = 3,038,348,229.53/48,452.78
  6. Step 6: Final answer
    x = 62,707.40

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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.