Home / 172,215.36-237,652.56-96,768.72

Finding the Fourth Proportional to 172,215.36, 237,652.56 and 96,768.72

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Solution

The fourth proportional to 172,215.36, 237,652.56 and 96,768.72 is: 133,538.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,215.36 : 237,652.56 = 96,768.72 : x
  2. Step 2: Convert to fraction form
    172,215.36/237,652.56 = 96,768.72/x
  3. Step 3: Cross multiply
    172,215.36x = 237,652.56 × 96,768.72
  4. Step 4: Simplify right side
    172,215.36x = 22,997,334,035.92
  5. Step 5: Solve for x
    x = 22,997,334,035.92/172,215.36
  6. Step 6: Final answer
    x = 133,538.23

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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.