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Finding the Fourth Proportional to 37.58, 56.48 and 35.06

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Solution

The fourth proportional to 37.58, 56.48 and 35.06 is: 52.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    37.58 : 56.48 = 35.06 : x
  2. Step 2: Convert to fraction form
    37.58/56.48 = 35.06/x
  3. Step 3: Cross multiply
    37.58x = 56.48 × 35.06
  4. Step 4: Simplify right side
    37.58x = 1,980.19
  5. Step 5: Solve for x
    x = 1,980.19/37.58
  6. Step 6: Final answer
    x = 52.69

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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.