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Finding the Fourth Proportional to 171,547.40, 236,736.10 and 96,095.96

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Solution

The fourth proportional to 171,547.40, 236,736.10 and 96,095.96 is: 132,612.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,547.40 : 236,736.10 = 96,095.96 : x
  2. Step 2: Convert to fraction form
    171,547.40/236,736.10 = 96,095.96/x
  3. Step 3: Cross multiply
    171,547.40x = 236,736.10 × 96,095.96
  4. Step 4: Simplify right side
    171,547.40x = 22,749,382,796.16
  5. Step 5: Solve for x
    x = 22,749,382,796.16/171,547.40
  6. Step 6: Final answer
    x = 132,612.81

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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.