Home / 174,511.28-240,835.68-131,413.60

Finding the Fourth Proportional to 174,511.28, 240,835.68 and 131,413.60

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Solution

The fourth proportional to 174,511.28, 240,835.68 and 131,413.60 is: 181,358.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,511.28 : 240,835.68 = 131,413.60 : x
  2. Step 2: Convert to fraction form
    174,511.28/240,835.68 = 131,413.60/x
  3. Step 3: Cross multiply
    174,511.28x = 240,835.68 × 131,413.60
  4. Step 4: Simplify right side
    174,511.28x = 31,649,083,717.25
  5. Step 5: Solve for x
    x = 31,649,083,717.25/174,511.28
  6. Step 6: Final answer
    x = 181,358.38

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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.