Home / 49,117.20-73,686.60-15,831.60

Finding the Fourth Proportional to 49,117.20, 73,686.60 and 15,831.60

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Solution

The fourth proportional to 49,117.20, 73,686.60 and 15,831.60 is: 23,750.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,117.20 : 73,686.60 = 15,831.60 : x
  2. Step 2: Convert to fraction form
    49,117.20/73,686.60 = 15,831.60/x
  3. Step 3: Cross multiply
    49,117.20x = 73,686.60 × 15,831.60
  4. Step 4: Simplify right side
    49,117.20x = 1,166,576,776.56
  5. Step 5: Solve for x
    x = 1,166,576,776.56/49,117.20
  6. Step 6: Final answer
    x = 23,750.88

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1.5x scale

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.