Home / 102,941.78-154,439.29-60,283.24

Finding the Fourth Proportional to 102,941.78, 154,439.29 and 60,283.24

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Solution

The fourth proportional to 102,941.78, 154,439.29 and 60,283.24 is: 90,440.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,941.78 : 154,439.29 = 60,283.24 : x
  2. Step 2: Convert to fraction form
    102,941.78/154,439.29 = 60,283.24/x
  3. Step 3: Cross multiply
    102,941.78x = 154,439.29 × 60,283.24
  4. Step 4: Simplify right side
    102,941.78x = 9,310,100,473.76
  5. Step 5: Solve for x
    x = 9,310,100,473.76/102,941.78
  6. Step 6: Final answer
    x = 90,440.45

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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.