Home / 47,854.80-66,044.70-27,718.20

Finding the Fourth Proportional to 47,854.80, 66,044.70 and 27,718.20

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Solution

The fourth proportional to 47,854.80, 66,044.70 and 27,718.20 is: 38,254.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,854.80 : 66,044.70 = 27,718.20 : x
  2. Step 2: Convert to fraction form
    47,854.80/66,044.70 = 27,718.20/x
  3. Step 3: Cross multiply
    47,854.80x = 66,044.70 × 27,718.20
  4. Step 4: Simplify right side
    47,854.80x = 1,830,640,203.54
  5. Step 5: Solve for x
    x = 1,830,640,203.54/47,854.80
  6. Step 6: Final answer
    x = 38,254.06

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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.