Home / 62,089.58-85,647.30-45,074

Finding the Fourth Proportional to 62,089.58, 85,647.30 and 45,074

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Solution

The fourth proportional to 62,089.58, 85,647.30 and 45,074 is: 62,175.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,089.58 : 85,647.30 = 45,074 : x
  2. Step 2: Convert to fraction form
    62,089.58/85,647.30 = 45,074/x
  3. Step 3: Cross multiply
    62,089.58x = 85,647.30 × 45,074
  4. Step 4: Simplify right side
    62,089.58x = 3,860,466,400.20
  5. Step 5: Solve for x
    x = 3,860,466,400.20/62,089.58
  6. Step 6: Final answer
    x = 62,175.75

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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.