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Finding the Fourth Proportional to 172,935.93, 238,649.44 and 97,484.43

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Solution

The fourth proportional to 172,935.93, 238,649.44 and 97,484.43 is: 134,527.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,935.93 : 238,649.44 = 97,484.43 : x
  2. Step 2: Convert to fraction form
    172,935.93/238,649.44 = 97,484.43/x
  3. Step 3: Cross multiply
    172,935.93x = 238,649.44 × 97,484.43
  4. Step 4: Simplify right side
    172,935.93x = 23,264,604,628.22
  5. Step 5: Solve for x
    x = 23,264,604,628.22/172,935.93
  6. Step 6: Final answer
    x = 134,527.31

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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.