Home / 366,913.24-550,424.52-130,236.10

Finding the Fourth Proportional to 366,913.24, 550,424.52 and 130,236.10

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Solution

The fourth proportional to 366,913.24, 550,424.52 and 130,236.10 is: 195,373.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,913.24 : 550,424.52 = 130,236.10 : x
  2. Step 2: Convert to fraction form
    366,913.24/550,424.52 = 130,236.10/x
  3. Step 3: Cross multiply
    366,913.24x = 550,424.52 × 130,236.10
  4. Step 4: Simplify right side
    366,913.24x = 71,685,142,829.17
  5. Step 5: Solve for x
    x = 71,685,142,829.17/366,913.24
  6. Step 6: Final answer
    x = 195,373.55

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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.