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Finding the Fourth Proportional to 17,058.78, 23,541.75 and 9,505.14

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Solution

The fourth proportional to 17,058.78, 23,541.75 and 9,505.14 is: 13,117.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,058.78 : 23,541.75 = 9,505.14 : x
  2. Step 2: Convert to fraction form
    17,058.78/23,541.75 = 9,505.14/x
  3. Step 3: Cross multiply
    17,058.78x = 23,541.75 × 9,505.14
  4. Step 4: Simplify right side
    17,058.78x = 223,767,629.60
  5. Step 5: Solve for x
    x = 223,767,629.60/17,058.78
  6. Step 6: Final answer
    x = 13,117.45

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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.