Home / 40,218.48-55,482.84-25,101.36

Finding the Fourth Proportional to 40,218.48, 55,482.84 and 25,101.36

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Solution

The fourth proportional to 40,218.48, 55,482.84 and 25,101.36 is: 34,628.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,218.48 : 55,482.84 = 25,101.36 : x
  2. Step 2: Convert to fraction form
    40,218.48/55,482.84 = 25,101.36/x
  3. Step 3: Cross multiply
    40,218.48x = 55,482.84 × 25,101.36
  4. Step 4: Simplify right side
    40,218.48x = 1,392,694,740.66
  5. Step 5: Solve for x
    x = 1,392,694,740.66/40,218.48
  6. Step 6: Final answer
    x = 34,628.23

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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.