Home / 172,428.76-237,873.53-124,606.36

Finding the Fourth Proportional to 172,428.76, 237,873.53 and 124,606.36

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Solution

The fourth proportional to 172,428.76, 237,873.53 and 124,606.36 is: 171,900.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,428.76 : 237,873.53 = 124,606.36 : x
  2. Step 2: Convert to fraction form
    172,428.76/237,873.53 = 124,606.36/x
  3. Step 3: Cross multiply
    172,428.76x = 237,873.53 × 124,606.36
  4. Step 4: Simplify right side
    172,428.76x = 29,640,554,713.65
  5. Step 5: Solve for x
    x = 29,640,554,713.65/172,428.76
  6. Step 6: Final answer
    x = 171,900.30

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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.