Home / 130,423.47-195,618.87-41,669.61

Finding the Fourth Proportional to 130,423.47, 195,618.87 and 41,669.61

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Solution

The fourth proportional to 130,423.47, 195,618.87 and 41,669.61 is: 62,499.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,423.47 : 195,618.87 = 41,669.61 : x
  2. Step 2: Convert to fraction form
    130,423.47/195,618.87 = 41,669.61/x
  3. Step 3: Cross multiply
    130,423.47x = 195,618.87 × 41,669.61
  4. Step 4: Simplify right side
    130,423.47x = 8,151,362,021.54
  5. Step 5: Solve for x
    x = 8,151,362,021.54/130,423.47
  6. Step 6: Final answer
    x = 62,499.20

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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.