Home / 52,919.93-73,040.82-31,711.50

Finding the Fourth Proportional to 52,919.93, 73,040.82 and 31,711.50

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Solution

The fourth proportional to 52,919.93, 73,040.82 and 31,711.50 is: 43,768.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,919.93 : 73,040.82 = 31,711.50 : x
  2. Step 2: Convert to fraction form
    52,919.93/73,040.82 = 31,711.50/x
  3. Step 3: Cross multiply
    52,919.93x = 73,040.82 × 31,711.50
  4. Step 4: Simplify right side
    52,919.93x = 2,316,233,598.23
  5. Step 5: Solve for x
    x = 2,316,233,598.23/52,919.93
  6. Step 6: Final answer
    x = 43,768.65

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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.