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Finding the Fourth Proportional to 48,179.32, 66,480.11 and 27,482.99

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Solution

The fourth proportional to 48,179.32, 66,480.11 and 27,482.99 is: 37,922.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,179.32 : 66,480.11 = 27,482.99 : x
  2. Step 2: Convert to fraction form
    48,179.32/66,480.11 = 27,482.99/x
  3. Step 3: Cross multiply
    48,179.32x = 66,480.11 × 27,482.99
  4. Step 4: Simplify right side
    48,179.32x = 1,827,071,934.64
  5. Step 5: Solve for x
    x = 1,827,071,934.64/48,179.32
  6. Step 6: Final answer
    x = 37,922.33

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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.