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Finding the Fourth Proportional to 37.58, 56.35 and 14.75

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Solution

The fourth proportional to 37.58, 56.35 and 14.75 is: 22.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    37.58 : 56.35 = 14.75 : x
  2. Step 2: Convert to fraction form
    37.58/56.35 = 14.75/x
  3. Step 3: Cross multiply
    37.58x = 56.35 × 14.75
  4. Step 4: Simplify right side
    37.58x = 831.06
  5. Step 5: Solve for x
    x = 831.06/37.58
  6. Step 6: Final answer
    x = 22.12

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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.