Home / 172,436.73-237,960.39-96,985.23

Finding the Fourth Proportional to 172,436.73, 237,960.39 and 96,985.23

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Solution

The fourth proportional to 172,436.73, 237,960.39 and 96,985.23 is: 133,838.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,436.73 : 237,960.39 = 96,985.23 : x
  2. Step 2: Convert to fraction form
    172,436.73/237,960.39 = 96,985.23/x
  3. Step 3: Cross multiply
    172,436.73x = 237,960.39 × 96,985.23
  4. Step 4: Simplify right side
    172,436.73x = 23,078,643,155.04
  5. Step 5: Solve for x
    x = 23,078,643,155.04/172,436.73
  6. Step 6: Final answer
    x = 133,838.33

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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.