Home / 355,168.46-532,986.23-130,530.83

Finding the Fourth Proportional to 355,168.46, 532,986.23 and 130,530.83

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Solution

The fourth proportional to 355,168.46, 532,986.23 and 130,530.83 is: 195,882.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,168.46 : 532,986.23 = 130,530.83 : x
  2. Step 2: Convert to fraction form
    355,168.46/532,986.23 = 130,530.83/x
  3. Step 3: Cross multiply
    355,168.46x = 532,986.23 × 130,530.83
  4. Step 4: Simplify right side
    355,168.46x = 69,571,132,641.87
  5. Step 5: Solve for x
    x = 69,571,132,641.87/355,168.46
  6. Step 6: Final answer
    x = 195,882.07

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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.