Home / 172,678.36-238,302.62-95,157.28

Finding the Fourth Proportional to 172,678.36, 238,302.62 and 95,157.28

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Solution

The fourth proportional to 172,678.36, 238,302.62 and 95,157.28 is: 131,320.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,678.36 : 238,302.62 = 95,157.28 : x
  2. Step 2: Convert to fraction form
    172,678.36/238,302.62 = 95,157.28/x
  3. Step 3: Cross multiply
    172,678.36x = 238,302.62 × 95,157.28
  4. Step 4: Simplify right side
    172,678.36x = 22,676,229,136.07
  5. Step 5: Solve for x
    x = 22,676,229,136.07/172,678.36
  6. Step 6: Final answer
    x = 131,320.62

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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.