Home / 48,007.08-66,229.20-29,111.40

Finding the Fourth Proportional to 48,007.08, 66,229.20 and 29,111.40

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Solution

The fourth proportional to 48,007.08, 66,229.20 and 29,111.40 is: 40,161.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,007.08 : 66,229.20 = 29,111.40 : x
  2. Step 2: Convert to fraction form
    48,007.08/66,229.20 = 29,111.40/x
  3. Step 3: Cross multiply
    48,007.08x = 66,229.20 × 29,111.40
  4. Step 4: Simplify right side
    48,007.08x = 1,928,024,732.88
  5. Step 5: Solve for x
    x = 1,928,024,732.88/48,007.08
  6. Step 6: Final answer
    x = 40,161.26

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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.