Home / 54,162.08-81,244.78-14,720.03

Finding the Fourth Proportional to 54,162.08, 81,244.78 and 14,720.03

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Solution

The fourth proportional to 54,162.08, 81,244.78 and 14,720.03 is: 22,080.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,162.08 : 81,244.78 = 14,720.03 : x
  2. Step 2: Convert to fraction form
    54,162.08/81,244.78 = 14,720.03/x
  3. Step 3: Cross multiply
    54,162.08x = 81,244.78 × 14,720.03
  4. Step 4: Simplify right side
    54,162.08x = 1,195,925,598.94
  5. Step 5: Solve for x
    x = 1,195,925,598.94/54,162.08
  6. Step 6: Final answer
    x = 22,080.50

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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.