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Finding the Fourth Proportional to 58.08, 87 and 37.74

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Solution

The fourth proportional to 58.08, 87 and 37.74 is: 56.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    58.08 : 87 = 37.74 : x
  2. Step 2: Convert to fraction form
    58.08/87 = 37.74/x
  3. Step 3: Cross multiply
    58.08x = 87 × 37.74
  4. Step 4: Simplify right side
    58.08x = 3,283.38
  5. Step 5: Solve for x
    x = 3,283.38/58.08
  6. Step 6: Final answer
    x = 56.53

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