Home / 224,102.37-309,261.33-122,127.86

Finding the Fourth Proportional to 224,102.37, 309,261.33 and 122,127.86

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Solution

The fourth proportional to 224,102.37, 309,261.33 and 122,127.86 is: 168,536.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,102.37 : 309,261.33 = 122,127.86 : x
  2. Step 2: Convert to fraction form
    224,102.37/309,261.33 = 122,127.86/x
  3. Step 3: Cross multiply
    224,102.37x = 309,261.33 × 122,127.86
  4. Step 4: Simplify right side
    224,102.37x = 37,769,424,413.65
  5. Step 5: Solve for x
    x = 37,769,424,413.65/224,102.37
  6. Step 6: Final answer
    x = 168,536.48

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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.