Home / 61,619.96-92,441.37-19,510.70

Finding the Fourth Proportional to 61,619.96, 92,441.37 and 19,510.70

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Solution

The fourth proportional to 61,619.96, 92,441.37 and 19,510.70 is: 29,269.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,619.96 : 92,441.37 = 19,510.70 : x
  2. Step 2: Convert to fraction form
    61,619.96/92,441.37 = 19,510.70/x
  3. Step 3: Cross multiply
    61,619.96x = 92,441.37 × 19,510.70
  4. Step 4: Simplify right side
    61,619.96x = 1,803,595,837.66
  5. Step 5: Solve for x
    x = 1,803,595,837.66/61,619.96
  6. Step 6: Final answer
    x = 29,269.67

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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.