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Finding the Fourth Proportional to 29,377.98, 40,537.53 and 17,279.01

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Solution

The fourth proportional to 29,377.98, 40,537.53 and 17,279.01 is: 23,842.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,377.98 : 40,537.53 = 17,279.01 : x
  2. Step 2: Convert to fraction form
    29,377.98/40,537.53 = 17,279.01/x
  3. Step 3: Cross multiply
    29,377.98x = 40,537.53 × 17,279.01
  4. Step 4: Simplify right side
    29,377.98x = 700,448,386.25
  5. Step 5: Solve for x
    x = 700,448,386.25/29,377.98
  6. Step 6: Final answer
    x = 23,842.63

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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.