Home / 114,530.20-171,831.06-51,403.24

Finding the Fourth Proportional to 114,530.20, 171,831.06 and 51,403.24

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Solution

The fourth proportional to 114,530.20, 171,831.06 and 51,403.24 is: 77,120.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,530.20 : 171,831.06 = 51,403.24 : x
  2. Step 2: Convert to fraction form
    114,530.20/171,831.06 = 51,403.24/x
  3. Step 3: Cross multiply
    114,530.20x = 171,831.06 × 51,403.24
  4. Step 4: Simplify right side
    114,530.20x = 8,832,673,216.63
  5. Step 5: Solve for x
    x = 8,832,673,216.63/114,530.20
  6. Step 6: Final answer
    x = 77,120.91

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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.