Home / 170,146.84-255,232.08-57,781.24

Finding the Fourth Proportional to 170,146.84, 255,232.08 and 57,781.24

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Solution

The fourth proportional to 170,146.84, 255,232.08 and 57,781.24 is: 86,675.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,146.84 : 255,232.08 = 57,781.24 : x
  2. Step 2: Convert to fraction form
    170,146.84/255,232.08 = 57,781.24/x
  3. Step 3: Cross multiply
    170,146.84x = 255,232.08 × 57,781.24
  4. Step 4: Simplify right side
    170,146.84x = 14,747,626,070.18
  5. Step 5: Solve for x
    x = 14,747,626,070.18/170,146.84
  6. Step 6: Final answer
    x = 86,675.87

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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.