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Finding the Fourth Proportional to 171,001, 235,981.38 and 95,549.50

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Solution

The fourth proportional to 171,001, 235,981.38 and 95,549.50 is: 131,858.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,001 : 235,981.38 = 95,549.50 : x
  2. Step 2: Convert to fraction form
    171,001/235,981.38 = 95,549.50/x
  3. Step 3: Cross multiply
    171,001x = 235,981.38 × 95,549.50
  4. Step 4: Simplify right side
    171,001x = 22,547,902,868.31
  5. Step 5: Solve for x
    x = 22,547,902,868.31/171,001
  6. Step 6: Final answer
    x = 131,858.31

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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.