Home / 291,654.07-437,517.60-114,138.16

Finding the Fourth Proportional to 291,654.07, 437,517.60 and 114,138.16

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Solution

The fourth proportional to 291,654.07, 437,517.60 and 114,138.16 is: 171,221.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,654.07 : 437,517.60 = 114,138.16 : x
  2. Step 2: Convert to fraction form
    291,654.07/437,517.60 = 114,138.16/x
  3. Step 3: Cross multiply
    291,654.07x = 437,517.60 × 114,138.16
  4. Step 4: Simplify right side
    291,654.07x = 49,937,453,831.62
  5. Step 5: Solve for x
    x = 49,937,453,831.62/291,654.07
  6. Step 6: Final answer
    x = 171,221.52

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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.