Home / 77,970.75-116,963.43-25,366.11

Finding the Fourth Proportional to 77,970.75, 116,963.43 and 25,366.11

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Solution

The fourth proportional to 77,970.75, 116,963.43 and 25,366.11 is: 38,051.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,970.75 : 116,963.43 = 25,366.11 : x
  2. Step 2: Convert to fraction form
    77,970.75/116,963.43 = 25,366.11/x
  3. Step 3: Cross multiply
    77,970.75x = 116,963.43 × 25,366.11
  4. Step 4: Simplify right side
    77,970.75x = 2,966,907,231.36
  5. Step 5: Solve for x
    x = 2,966,907,231.36/77,970.75
  6. Step 6: Final answer
    x = 38,051.54

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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.