Home / 92,020.12-137,808.62-62,347.98

Finding the Fourth Proportional to 92,020.12, 137,808.62 and 62,347.98

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Solution

The fourth proportional to 92,020.12, 137,808.62 and 62,347.98 is: 93,371.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,020.12 : 137,808.62 = 62,347.98 : x
  2. Step 2: Convert to fraction form
    92,020.12/137,808.62 = 62,347.98/x
  3. Step 3: Cross multiply
    92,020.12x = 137,808.62 × 62,347.98
  4. Step 4: Simplify right side
    92,020.12x = 8,592,089,083.59
  5. Step 5: Solve for x
    x = 8,592,089,083.59/92,020.12
  6. Step 6: Final answer
    x = 93,371.85

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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.