Home / 92,631.52-127,831.58-50,190.05

Finding the Fourth Proportional to 92,631.52, 127,831.58 and 50,190.05

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Solution

The fourth proportional to 92,631.52, 127,831.58 and 50,190.05 is: 69,262.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,631.52 : 127,831.58 = 50,190.05 : x
  2. Step 2: Convert to fraction form
    92,631.52/127,831.58 = 50,190.05/x
  3. Step 3: Cross multiply
    92,631.52x = 127,831.58 × 50,190.05
  4. Step 4: Simplify right side
    92,631.52x = 6,415,873,391.78
  5. Step 5: Solve for x
    x = 6,415,873,391.78/92,631.52
  6. Step 6: Final answer
    x = 69,262.31

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1.5x scale

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.