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Finding the Fourth Proportional to 29,802.87, 41,129.10 and 17,058.06

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Solution

The fourth proportional to 29,802.87, 41,129.10 and 17,058.06 is: 23,540.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,802.87 : 41,129.10 = 17,058.06 : x
  2. Step 2: Convert to fraction form
    29,802.87/41,129.10 = 17,058.06/x
  3. Step 3: Cross multiply
    29,802.87x = 41,129.10 × 17,058.06
  4. Step 4: Simplify right side
    29,802.87x = 701,582,655.55
  5. Step 5: Solve for x
    x = 701,582,655.55/29,802.87
  6. Step 6: Final answer
    x = 23,540.77

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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.