Home / 40,479.13-55,859.99-22,577.19

Finding the Fourth Proportional to 40,479.13, 55,859.99 and 22,577.19

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Solution

The fourth proportional to 40,479.13, 55,859.99 and 22,577.19 is: 31,155.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,479.13 : 55,859.99 = 22,577.19 : x
  2. Step 2: Convert to fraction form
    40,479.13/55,859.99 = 22,577.19/x
  3. Step 3: Cross multiply
    40,479.13x = 55,859.99 × 22,577.19
  4. Step 4: Simplify right side
    40,479.13x = 1,261,161,607.63
  5. Step 5: Solve for x
    x = 1,261,161,607.63/40,479.13
  6. Step 6: Final answer
    x = 31,155.85

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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.