Home / 172,130.25-237,562.02-96,678.75

Finding the Fourth Proportional to 172,130.25, 237,562.02 and 96,678.75

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Solution

The fourth proportional to 172,130.25, 237,562.02 and 96,678.75 is: 133,429.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,130.25 : 237,562.02 = 96,678.75 : x
  2. Step 2: Convert to fraction form
    172,130.25/237,562.02 = 96,678.75/x
  3. Step 3: Cross multiply
    172,130.25x = 237,562.02 × 96,678.75
  4. Step 4: Simplify right side
    172,130.25x = 22,967,199,141.08
  5. Step 5: Solve for x
    x = 22,967,199,141.08/172,130.25
  6. Step 6: Final answer
    x = 133,429.19

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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.