Home / 40,625.72-56,071.24-27,220.35

Finding the Fourth Proportional to 40,625.72, 56,071.24 and 27,220.35

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Solution

The fourth proportional to 40,625.72, 56,071.24 and 27,220.35 is: 37,569.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,625.72 : 56,071.24 = 27,220.35 : x
  2. Step 2: Convert to fraction form
    40,625.72/56,071.24 = 27,220.35/x
  3. Step 3: Cross multiply
    40,625.72x = 56,071.24 × 27,220.35
  4. Step 4: Simplify right side
    40,625.72x = 1,526,278,919.95
  5. Step 5: Solve for x
    x = 1,526,278,919.95/40,625.72
  6. Step 6: Final answer
    x = 37,569.28

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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.