Home / 74,527.66-102,851.78-42,696.64

Finding the Fourth Proportional to 74,527.66, 102,851.78 and 42,696.64

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Solution

The fourth proportional to 74,527.66, 102,851.78 and 42,696.64 is: 58,923.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,527.66 : 102,851.78 = 42,696.64 : x
  2. Step 2: Convert to fraction form
    74,527.66/102,851.78 = 42,696.64/x
  3. Step 3: Cross multiply
    74,527.66x = 102,851.78 × 42,696.64
  4. Step 4: Simplify right side
    74,527.66x = 4,391,424,760.56
  5. Step 5: Solve for x
    x = 4,391,424,760.56/74,527.66
  6. Step 6: Final answer
    x = 58,923.42

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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.