Home / 61,499.56-92,263.14-18,808.72

Finding the Fourth Proportional to 61,499.56, 92,263.14 and 18,808.72

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Solution

The fourth proportional to 61,499.56, 92,263.14 and 18,808.72 is: 28,217.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,499.56 : 92,263.14 = 18,808.72 : x
  2. Step 2: Convert to fraction form
    61,499.56/92,263.14 = 18,808.72/x
  3. Step 3: Cross multiply
    61,499.56x = 92,263.14 × 18,808.72
  4. Step 4: Simplify right side
    61,499.56x = 1,735,351,566.58
  5. Step 5: Solve for x
    x = 1,735,351,566.58/61,499.56
  6. Step 6: Final answer
    x = 28,217.30

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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.