Home / 75,480.09-113,250.89-38,050.95

Finding the Fourth Proportional to 75,480.09, 113,250.89 and 38,050.95

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Solution

The fourth proportional to 75,480.09, 113,250.89 and 38,050.95 is: 57,091.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,480.09 : 113,250.89 = 38,050.95 : x
  2. Step 2: Convert to fraction form
    75,480.09/113,250.89 = 38,050.95/x
  3. Step 3: Cross multiply
    75,480.09x = 113,250.89 × 38,050.95
  4. Step 4: Simplify right side
    75,480.09x = 4,309,303,762.59
  5. Step 5: Solve for x
    x = 4,309,303,762.59/75,480.09
  6. Step 6: Final answer
    x = 57,091.93

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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.