Home / 54,153.08-81,230.74-16,713.18

Finding the Fourth Proportional to 54,153.08, 81,230.74 and 16,713.18

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Solution

The fourth proportional to 54,153.08, 81,230.74 and 16,713.18 is: 25,070.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,153.08 : 81,230.74 = 16,713.18 : x
  2. Step 2: Convert to fraction form
    54,153.08/81,230.74 = 16,713.18/x
  3. Step 3: Cross multiply
    54,153.08x = 81,230.74 × 16,713.18
  4. Step 4: Simplify right side
    54,153.08x = 1,357,623,937.37
  5. Step 5: Solve for x
    x = 1,357,623,937.37/54,153.08
  6. Step 6: Final answer
    x = 25,070.11

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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.