Home / 77,334.17-106,728.65-43,348.43

Finding the Fourth Proportional to 77,334.17, 106,728.65 and 43,348.43

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Solution

The fourth proportional to 77,334.17, 106,728.65 and 43,348.43 is: 59,825.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,334.17 : 106,728.65 = 43,348.43 : x
  2. Step 2: Convert to fraction form
    77,334.17/106,728.65 = 43,348.43/x
  3. Step 3: Cross multiply
    77,334.17x = 106,728.65 × 43,348.43
  4. Step 4: Simplify right side
    77,334.17x = 4,626,519,196.78
  5. Step 5: Solve for x
    x = 4,626,519,196.78/77,334.17
  6. Step 6: Final answer
    x = 59,825.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.