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Finding the Fourth Proportional to 48,454.40, 66,867.72 and 27,232.40

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Solution

The fourth proportional to 48,454.40, 66,867.72 and 27,232.40 is: 37,581.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,454.40 : 66,867.72 = 27,232.40 : x
  2. Step 2: Convert to fraction form
    48,454.40/66,867.72 = 27,232.40/x
  3. Step 3: Cross multiply
    48,454.40x = 66,867.72 × 27,232.40
  4. Step 4: Simplify right side
    48,454.40x = 1,820,968,498.13
  5. Step 5: Solve for x
    x = 1,820,968,498.13/48,454.40
  6. Step 6: Final answer
    x = 37,581.08

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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.