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Finding the Fourth Proportional to 34,642.32, 51,930.06 and 15,935.17

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Solution

The fourth proportional to 34,642.32, 51,930.06 and 15,935.17 is: 23,887.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,642.32 : 51,930.06 = 15,935.17 : x
  2. Step 2: Convert to fraction form
    34,642.32/51,930.06 = 15,935.17/x
  3. Step 3: Cross multiply
    34,642.32x = 51,930.06 × 15,935.17
  4. Step 4: Simplify right side
    34,642.32x = 827,514,334.21
  5. Step 5: Solve for x
    x = 827,514,334.21/34,642.32
  6. Step 6: Final answer
    x = 23,887.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.