Home / 37,390.55-56,051.19-19,617.53

Finding the Fourth Proportional to 37,390.55, 56,051.19 and 19,617.53

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Solution

The fourth proportional to 37,390.55, 56,051.19 and 19,617.53 is: 29,408.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,390.55 : 56,051.19 = 19,617.53 : x
  2. Step 2: Convert to fraction form
    37,390.55/56,051.19 = 19,617.53/x
  3. Step 3: Cross multiply
    37,390.55x = 56,051.19 × 19,617.53
  4. Step 4: Simplify right side
    37,390.55x = 1,099,585,621.10
  5. Step 5: Solve for x
    x = 1,099,585,621.10/37,390.55
  6. Step 6: Final answer
    x = 29,408.12

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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.