Home / 54,158.52-81,242.64-14,715.84

Finding the Fourth Proportional to 54,158.52, 81,242.64 and 14,715.84

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Solution

The fourth proportional to 54,158.52, 81,242.64 and 14,715.84 is: 22,075.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,158.52 : 81,242.64 = 14,715.84 : x
  2. Step 2: Convert to fraction form
    54,158.52/81,242.64 = 14,715.84/x
  3. Step 3: Cross multiply
    54,158.52x = 81,242.64 × 14,715.84
  4. Step 4: Simplify right side
    54,158.52x = 1,195,553,691.42
  5. Step 5: Solve for x
    x = 1,195,553,691.42/54,158.52
  6. Step 6: Final answer
    x = 22,075.08

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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.