Home / 143,026.86-197,413.35-97,723.16

Finding the Fourth Proportional to 143,026.86, 197,413.35 and 97,723.16

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Solution

The fourth proportional to 143,026.86, 197,413.35 and 97,723.16 is: 134,882.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,026.86 : 197,413.35 = 97,723.16 : x
  2. Step 2: Convert to fraction form
    143,026.86/197,413.35 = 97,723.16/x
  3. Step 3: Cross multiply
    143,026.86x = 197,413.35 × 97,723.16
  4. Step 4: Simplify right side
    143,026.86x = 19,291,856,324.65
  5. Step 5: Solve for x
    x = 19,291,856,324.65/143,026.86
  6. Step 6: Final answer
    x = 134,882.75

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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.