Home / 182,721.42-252,159.08-102,154.77

Finding the Fourth Proportional to 182,721.42, 252,159.08 and 102,154.77

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Solution

The fourth proportional to 182,721.42, 252,159.08 and 102,154.77 is: 140,975.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,721.42 : 252,159.08 = 102,154.77 : x
  2. Step 2: Convert to fraction form
    182,721.42/252,159.08 = 102,154.77/x
  3. Step 3: Cross multiply
    182,721.42x = 252,159.08 × 102,154.77
  4. Step 4: Simplify right side
    182,721.42x = 25,759,252,310.04
  5. Step 5: Solve for x
    x = 25,759,252,310.04/182,721.42
  6. Step 6: Final answer
    x = 140,975.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.