Home / 96,856.48-133,655.70-54,413.56

Finding the Fourth Proportional to 96,856.48, 133,655.70 and 54,413.56

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Solution

The fourth proportional to 96,856.48, 133,655.70 and 54,413.56 is: 75,087.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,856.48 : 133,655.70 = 54,413.56 : x
  2. Step 2: Convert to fraction form
    96,856.48/133,655.70 = 54,413.56/x
  3. Step 3: Cross multiply
    96,856.48x = 133,655.70 × 54,413.56
  4. Step 4: Simplify right side
    96,856.48x = 7,272,682,451.29
  5. Step 5: Solve for x
    x = 7,272,682,451.29/96,856.48
  6. Step 6: Final answer
    x = 75,087.21

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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.