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Finding the Fourth Proportional to 169,632.30, 254,448.45 and 109,757.10

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Solution

The fourth proportional to 169,632.30, 254,448.45 and 109,757.10 is: 164,635.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,632.30 : 254,448.45 = 109,757.10 : x
  2. Step 2: Convert to fraction form
    169,632.30/254,448.45 = 109,757.10/x
  3. Step 3: Cross multiply
    169,632.30x = 254,448.45 × 109,757.10
  4. Step 4: Simplify right side
    169,632.30x = 27,927,523,971.50
  5. Step 5: Solve for x
    x = 27,927,523,971.50/169,632.30
  6. Step 6: Final answer
    x = 164,635.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.