Home / 47,872.19-66,066.51-27,735.41

Finding the Fourth Proportional to 47,872.19, 66,066.51 and 27,735.41

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Solution

The fourth proportional to 47,872.19, 66,066.51 and 27,735.41 is: 38,276.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,872.19 : 66,066.51 = 27,735.41 : x
  2. Step 2: Convert to fraction form
    47,872.19/66,066.51 = 27,735.41/x
  3. Step 3: Cross multiply
    47,872.19x = 66,066.51 × 27,735.41
  4. Step 4: Simplify right side
    47,872.19x = 1,832,381,411.79
  5. Step 5: Solve for x
    x = 1,832,381,411.79/47,872.19
  6. Step 6: Final answer
    x = 38,276.54

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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.