Home / 170,423.94-235,610.19-127,908.66

Finding the Fourth Proportional to 170,423.94, 235,610.19 and 127,908.66

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Solution

The fourth proportional to 170,423.94, 235,610.19 and 127,908.66 is: 176,833.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,423.94 : 235,610.19 = 127,908.66 : x
  2. Step 2: Convert to fraction form
    170,423.94/235,610.19 = 127,908.66/x
  3. Step 3: Cross multiply
    170,423.94x = 235,610.19 × 127,908.66
  4. Step 4: Simplify right side
    170,423.94x = 30,136,583,685.25
  5. Step 5: Solve for x
    x = 30,136,583,685.25/170,423.94
  6. Step 6: Final answer
    x = 176,833.04

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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.