Home / 60,867.90-91,309.14-25,803

Finding the Fourth Proportional to 60,867.90, 91,309.14 and 25,803

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Solution

The fourth proportional to 60,867.90, 91,309.14 and 25,803 is: 38,707.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,867.90 : 91,309.14 = 25,803 : x
  2. Step 2: Convert to fraction form
    60,867.90/91,309.14 = 25,803/x
  3. Step 3: Cross multiply
    60,867.90x = 91,309.14 × 25,803
  4. Step 4: Simplify right side
    60,867.90x = 2,356,049,739.42
  5. Step 5: Solve for x
    x = 2,356,049,739.42/60,867.90
  6. Step 6: Final answer
    x = 38,707.59

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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.