Home / 75,262.95-103,867.53-41,728.95

Finding the Fourth Proportional to 75,262.95, 103,867.53 and 41,728.95

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Solution

The fourth proportional to 75,262.95, 103,867.53 and 41,728.95 is: 57,588.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,262.95 : 103,867.53 = 41,728.95 : x
  2. Step 2: Convert to fraction form
    75,262.95/103,867.53 = 41,728.95/x
  3. Step 3: Cross multiply
    75,262.95x = 103,867.53 × 41,728.95
  4. Step 4: Simplify right side
    75,262.95x = 4,334,282,965.99
  5. Step 5: Solve for x
    x = 4,334,282,965.99/75,262.95
  6. Step 6: Final answer
    x = 57,588.53

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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.