Home / 226,916.16-313,141.71-124,939.48

Finding the Fourth Proportional to 226,916.16, 313,141.71 and 124,939.48

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Solution

The fourth proportional to 226,916.16, 313,141.71 and 124,939.48 is: 172,415.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,916.16 : 313,141.71 = 124,939.48 : x
  2. Step 2: Convert to fraction form
    226,916.16/313,141.71 = 124,939.48/x
  3. Step 3: Cross multiply
    226,916.16x = 313,141.71 × 124,939.48
  4. Step 4: Simplify right side
    226,916.16x = 39,123,762,413.71
  5. Step 5: Solve for x
    x = 39,123,762,413.71/226,916.16
  6. Step 6: Final answer
    x = 172,415.06

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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.