Home / 47,951.32-66,173.10-27,820.19

Finding the Fourth Proportional to 47,951.32, 66,173.10 and 27,820.19

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Solution

The fourth proportional to 47,951.32, 66,173.10 and 27,820.19 is: 38,392.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,951.32 : 66,173.10 = 27,820.19 : x
  2. Step 2: Convert to fraction form
    47,951.32/66,173.10 = 27,820.19/x
  3. Step 3: Cross multiply
    47,951.32x = 66,173.10 × 27,820.19
  4. Step 4: Simplify right side
    47,951.32x = 1,840,948,214.89
  5. Step 5: Solve for x
    x = 1,840,948,214.89/47,951.32
  6. Step 6: Final answer
    x = 38,392.02

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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.