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Finding the Fourth Proportional to 63.83, 88.13 and 46.36

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Solution

The fourth proportional to 63.83, 88.13 and 46.36 is: 64.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    63.83 : 88.13 = 46.36 : x
  2. Step 2: Convert to fraction form
    63.83/88.13 = 46.36/x
  3. Step 3: Cross multiply
    63.83x = 88.13 × 46.36
  4. Step 4: Simplify right side
    63.83x = 4,085.71
  5. Step 5: Solve for x
    x = 4,085.71/63.83
  6. Step 6: Final answer
    x = 64.01

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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.