Home / 114,336.20-157,783.62-65,937.92

Finding the Fourth Proportional to 114,336.20, 157,783.62 and 65,937.92

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Solution

The fourth proportional to 114,336.20, 157,783.62 and 65,937.92 is: 90,994.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,336.20 : 157,783.62 = 65,937.92 : x
  2. Step 2: Convert to fraction form
    114,336.20/157,783.62 = 65,937.92/x
  3. Step 3: Cross multiply
    114,336.20x = 157,783.62 × 65,937.92
  4. Step 4: Simplify right side
    114,336.20x = 10,403,923,712.87
  5. Step 5: Solve for x
    x = 10,403,923,712.87/114,336.20
  6. Step 6: Final answer
    x = 90,994.14

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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.