Home / 190,510.48-285,743.76-50,280.04

Finding the Fourth Proportional to 190,510.48, 285,743.76 and 50,280.04

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Solution

The fourth proportional to 190,510.48, 285,743.76 and 50,280.04 is: 75,414.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,510.48 : 285,743.76 = 50,280.04 : x
  2. Step 2: Convert to fraction form
    190,510.48/285,743.76 = 50,280.04/x
  3. Step 3: Cross multiply
    190,510.48x = 285,743.76 × 50,280.04
  4. Step 4: Simplify right side
    190,510.48x = 14,367,207,682.55
  5. Step 5: Solve for x
    x = 14,367,207,682.55/190,510.48
  6. Step 6: Final answer
    x = 75,414.26

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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.