Home / 252,159.42-347,981.49-144,726.69

Finding the Fourth Proportional to 252,159.42, 347,981.49 and 144,726.69

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Solution

The fourth proportional to 252,159.42, 347,981.49 and 144,726.69 is: 199,723.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,159.42 : 347,981.49 = 144,726.69 : x
  2. Step 2: Convert to fraction form
    252,159.42/347,981.49 = 144,726.69/x
  3. Step 3: Cross multiply
    252,159.42x = 347,981.49 × 144,726.69
  4. Step 4: Simplify right side
    252,159.42x = 50,362,209,228.97
  5. Step 5: Solve for x
    x = 50,362,209,228.97/252,159.42
  6. Step 6: Final answer
    x = 199,723.69

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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.