Home / 95,913.75-143,928.95-40,509.75

Finding the Fourth Proportional to 95,913.75, 143,928.95 and 40,509.75

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Solution

The fourth proportional to 95,913.75, 143,928.95 and 40,509.75 is: 60,789.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,913.75 : 143,928.95 = 40,509.75 : x
  2. Step 2: Convert to fraction form
    95,913.75/143,928.95 = 40,509.75/x
  3. Step 3: Cross multiply
    95,913.75x = 143,928.95 × 40,509.75
  4. Step 4: Simplify right side
    95,913.75x = 5,830,525,579.71
  5. Step 5: Solve for x
    x = 5,830,525,579.71/95,913.75
  6. Step 6: Final answer
    x = 60,789.26

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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.