Home / 127,950.95-191,919.50-39,204.71

Finding the Fourth Proportional to 127,950.95, 191,919.50 and 39,204.71

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Solution

The fourth proportional to 127,950.95, 191,919.50 and 39,204.71 is: 58,804.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,950.95 : 191,919.50 = 39,204.71 : x
  2. Step 2: Convert to fraction form
    127,950.95/191,919.50 = 39,204.71/x
  3. Step 3: Cross multiply
    127,950.95x = 191,919.50 × 39,204.71
  4. Step 4: Simplify right side
    127,950.95x = 7,524,149,352.01
  5. Step 5: Solve for x
    x = 7,524,149,352.01/127,950.95
  6. Step 6: Final answer
    x = 58,804.95

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1.5x scale

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.