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Finding the Fourth Proportional to 184,660.86, 254,831.88 and 99,777.90

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Solution

The fourth proportional to 184,660.86, 254,831.88 and 99,777.90 is: 137,693.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,660.86 : 254,831.88 = 99,777.90 : x
  2. Step 2: Convert to fraction form
    184,660.86/254,831.88 = 99,777.90/x
  3. Step 3: Cross multiply
    184,660.86x = 254,831.88 × 99,777.90
  4. Step 4: Simplify right side
    184,660.86x = 25,426,589,839.45
  5. Step 5: Solve for x
    x = 25,426,589,839.45/184,660.86
  6. Step 6: Final answer
    x = 137,693.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.