Home / 73,501.11-110,252.88-20,911.95

Finding the Fourth Proportional to 73,501.11, 110,252.88 and 20,911.95

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Solution

The fourth proportional to 73,501.11, 110,252.88 and 20,911.95 is: 31,368.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,501.11 : 110,252.88 = 20,911.95 : x
  2. Step 2: Convert to fraction form
    73,501.11/110,252.88 = 20,911.95/x
  3. Step 3: Cross multiply
    73,501.11x = 110,252.88 × 20,911.95
  4. Step 4: Simplify right side
    73,501.11x = 2,305,602,713.92
  5. Step 5: Solve for x
    x = 2,305,602,713.92/73,501.11
  6. Step 6: Final answer
    x = 31,368.27

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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.