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Finding the Fourth Proportional to 172,342.86, 237,828.51 and 96,896.22

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Solution

The fourth proportional to 172,342.86, 237,828.51 and 96,896.22 is: 133,714.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,342.86 : 237,828.51 = 96,896.22 : x
  2. Step 2: Convert to fraction form
    172,342.86/237,828.51 = 96,896.22/x
  3. Step 3: Cross multiply
    172,342.86x = 237,828.51 × 96,896.22
  4. Step 4: Simplify right side
    172,342.86x = 23,044,683,627.23
  5. Step 5: Solve for x
    x = 23,044,683,627.23/172,342.86
  6. Step 6: Final answer
    x = 133,714.18

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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.