Home / 172,228.57-237,324.89-133,229.47

Finding the Fourth Proportional to 172,228.57, 237,324.89 and 133,229.47

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Solution

The fourth proportional to 172,228.57, 237,324.89 and 133,229.47 is: 183,585.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,228.57 : 237,324.89 = 133,229.47 : x
  2. Step 2: Convert to fraction form
    172,228.57/237,324.89 = 133,229.47/x
  3. Step 3: Cross multiply
    172,228.57x = 237,324.89 × 133,229.47
  4. Step 4: Simplify right side
    172,228.57x = 31,618,668,386.12
  5. Step 5: Solve for x
    x = 31,618,668,386.12/172,228.57
  6. Step 6: Final answer
    x = 183,585.50

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1.5x scale

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.