Home / 54,157.47-81,238.29-16,714.18

Finding the Fourth Proportional to 54,157.47, 81,238.29 and 16,714.18

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Solution

The fourth proportional to 54,157.47, 81,238.29 and 16,714.18 is: 25,071.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,157.47 : 81,238.29 = 16,714.18 : x
  2. Step 2: Convert to fraction form
    54,157.47/81,238.29 = 16,714.18/x
  3. Step 3: Cross multiply
    54,157.47x = 81,238.29 × 16,714.18
  4. Step 4: Simplify right side
    54,157.47x = 1,357,831,401.95
  5. Step 5: Solve for x
    x = 1,357,831,401.95/54,157.47
  6. Step 6: Final answer
    x = 25,071.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.