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Finding the Fourth Proportional to 169,549.28, 233,967.12 and 105,883.28

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Solution

The fourth proportional to 169,549.28, 233,967.12 and 105,883.28 is: 146,112.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,549.28 : 233,967.12 = 105,883.28 : x
  2. Step 2: Convert to fraction form
    169,549.28/233,967.12 = 105,883.28/x
  3. Step 3: Cross multiply
    169,549.28x = 233,967.12 × 105,883.28
  4. Step 4: Simplify right side
    169,549.28x = 24,773,206,077.75
  5. Step 5: Solve for x
    x = 24,773,206,077.75/169,549.28
  6. Step 6: Final answer
    x = 146,112.13

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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.