Home / 122,538.16-183,831.84-55,960.40

Finding the Fourth Proportional to 122,538.16, 183,831.84 and 55,960.40

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Solution

The fourth proportional to 122,538.16, 183,831.84 and 55,960.40 is: 83,951.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,538.16 : 183,831.84 = 55,960.40 : x
  2. Step 2: Convert to fraction form
    122,538.16/183,831.84 = 55,960.40/x
  3. Step 3: Cross multiply
    122,538.16x = 183,831.84 × 55,960.40
  4. Step 4: Simplify right side
    122,538.16x = 10,287,303,299.14
  5. Step 5: Solve for x
    x = 10,287,303,299.14/122,538.16
  6. Step 6: Final answer
    x = 83,951.83

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1.5x scale

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.