Home / 77,850.74-116,792.55-25,256.16

Finding the Fourth Proportional to 77,850.74, 116,792.55 and 25,256.16

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Solution

The fourth proportional to 77,850.74, 116,792.55 and 25,256.16 is: 37,889.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,850.74 : 116,792.55 = 25,256.16 : x
  2. Step 2: Convert to fraction form
    77,850.74/116,792.55 = 25,256.16/x
  3. Step 3: Cross multiply
    77,850.74x = 116,792.55 × 25,256.16
  4. Step 4: Simplify right side
    77,850.74x = 2,949,731,329.61
  5. Step 5: Solve for x
    x = 2,949,731,329.61/77,850.74
  6. Step 6: Final answer
    x = 37,889.57

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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.