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Finding the Fourth Proportional to 51,570.08, 71,164.52 and 29,214.08

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Solution

The fourth proportional to 51,570.08, 71,164.52 and 29,214.08 is: 40,314.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,570.08 : 71,164.52 = 29,214.08 : x
  2. Step 2: Convert to fraction form
    51,570.08/71,164.52 = 29,214.08/x
  3. Step 3: Cross multiply
    51,570.08x = 71,164.52 × 29,214.08
  4. Step 4: Simplify right side
    51,570.08x = 2,079,005,980.44
  5. Step 5: Solve for x
    x = 2,079,005,980.44/51,570.08
  6. Step 6: Final answer
    x = 40,314.19

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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.