Home / 172,179.72-237,606.75-96,728.22

Finding the Fourth Proportional to 172,179.72, 237,606.75 and 96,728.22

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Solution

The fourth proportional to 172,179.72, 237,606.75 and 96,728.22 is: 133,484.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,179.72 : 237,606.75 = 96,728.22 : x
  2. Step 2: Convert to fraction form
    172,179.72/237,606.75 = 96,728.22/x
  3. Step 3: Cross multiply
    172,179.72x = 237,606.75 × 96,728.22
  4. Step 4: Simplify right side
    172,179.72x = 22,983,277,987.49
  5. Step 5: Solve for x
    x = 22,983,277,987.49/172,179.72
  6. Step 6: Final answer
    x = 133,484.23

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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.