Home / 172,275.19-237,739.76-96,823.69

Finding the Fourth Proportional to 172,275.19, 237,739.76 and 96,823.69

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Solution

The fourth proportional to 172,275.19, 237,739.76 and 96,823.69 is: 133,616.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,275.19 : 237,739.76 = 96,823.69 : x
  2. Step 2: Convert to fraction form
    172,275.19/237,739.76 = 96,823.69/x
  3. Step 3: Cross multiply
    172,275.19x = 237,739.76 × 96,823.69
  4. Step 4: Simplify right side
    172,275.19x = 23,018,840,107.54
  5. Step 5: Solve for x
    x = 23,018,840,107.54/172,275.19
  6. Step 6: Final answer
    x = 133,616.69

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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.