Home / 40,083.95-55,348.55-25,750.90

Finding the Fourth Proportional to 40,083.95, 55,348.55 and 25,750.90

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Solution

The fourth proportional to 40,083.95, 55,348.55 and 25,750.90 is: 35,557.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,083.95 : 55,348.55 = 25,750.90 : x
  2. Step 2: Convert to fraction form
    40,083.95/55,348.55 = 25,750.90/x
  3. Step 3: Cross multiply
    40,083.95x = 55,348.55 × 25,750.90
  4. Step 4: Simplify right side
    40,083.95x = 1,425,274,976.20
  5. Step 5: Solve for x
    x = 1,425,274,976.20/40,083.95
  6. Step 6: Final answer
    x = 35,557.25

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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.