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Finding the Fourth Proportional to 38,971.04, 53,754.90 and 24,605.48

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Solution

The fourth proportional to 38,971.04, 53,754.90 and 24,605.48 is: 33,939.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,971.04 : 53,754.90 = 24,605.48 : x
  2. Step 2: Convert to fraction form
    38,971.04/53,754.90 = 24,605.48/x
  3. Step 3: Cross multiply
    38,971.04x = 53,754.90 × 24,605.48
  4. Step 4: Simplify right side
    38,971.04x = 1,322,665,116.85
  5. Step 5: Solve for x
    x = 1,322,665,116.85/38,971.04
  6. Step 6: Final answer
    x = 33,939.69

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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.