Home / 54,990.68-75,886.88-29,840.18

Finding the Fourth Proportional to 54,990.68, 75,886.88 and 29,840.18

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Solution

The fourth proportional to 54,990.68, 75,886.88 and 29,840.18 is: 41,179.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,990.68 : 75,886.88 = 29,840.18 : x
  2. Step 2: Convert to fraction form
    54,990.68/75,886.88 = 29,840.18/x
  3. Step 3: Cross multiply
    54,990.68x = 75,886.88 × 29,840.18
  4. Step 4: Simplify right side
    54,990.68x = 2,264,477,630.20
  5. Step 5: Solve for x
    x = 2,264,477,630.20/54,990.68
  6. Step 6: Final answer
    x = 41,179.30

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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.