Home / 174,560.16-261,934.08-69,380

Finding the Fourth Proportional to 174,560.16, 261,934.08 and 69,380

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Solution

The fourth proportional to 174,560.16, 261,934.08 and 69,380 is: 104,107.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,560.16 : 261,934.08 = 69,380 : x
  2. Step 2: Convert to fraction form
    174,560.16/261,934.08 = 69,380/x
  3. Step 3: Cross multiply
    174,560.16x = 261,934.08 × 69,380
  4. Step 4: Simplify right side
    174,560.16x = 18,172,986,470.40
  5. Step 5: Solve for x
    x = 18,172,986,470.40/174,560.16
  6. Step 6: Final answer
    x = 104,107.30

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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.