Home / 48,111.58-66,390.84-27,971.74

Finding the Fourth Proportional to 48,111.58, 66,390.84 and 27,971.74

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Solution

The fourth proportional to 48,111.58, 66,390.84 and 27,971.74 is: 38,599.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,111.58 : 66,390.84 = 27,971.74 : x
  2. Step 2: Convert to fraction form
    48,111.58/66,390.84 = 27,971.74/x
  3. Step 3: Cross multiply
    48,111.58x = 66,390.84 × 27,971.74
  4. Step 4: Simplify right side
    48,111.58x = 1,857,067,314.86
  5. Step 5: Solve for x
    x = 1,857,067,314.86/48,111.58
  6. Step 6: Final answer
    x = 38,599.18

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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.