Home / 48,418.80-66,820.32-27,204.72

Finding the Fourth Proportional to 48,418.80, 66,820.32 and 27,204.72

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Solution

The fourth proportional to 48,418.80, 66,820.32 and 27,204.72 is: 37,543.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,418.80 : 66,820.32 = 27,204.72 : x
  2. Step 2: Convert to fraction form
    48,418.80/66,820.32 = 27,204.72/x
  3. Step 3: Cross multiply
    48,418.80x = 66,820.32 × 27,204.72
  4. Step 4: Simplify right side
    48,418.80x = 1,817,828,095.91
  5. Step 5: Solve for x
    x = 1,817,828,095.91/48,418.80
  6. Step 6: Final answer
    x = 37,543.85

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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.