Home / 77,850.32-116,813.52-48,260.24

Finding the Fourth Proportional to 77,850.32, 116,813.52 and 48,260.24

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Solution

The fourth proportional to 77,850.32, 116,813.52 and 48,260.24 is: 72,413.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,850.32 : 116,813.52 = 48,260.24 : x
  2. Step 2: Convert to fraction form
    77,850.32/116,813.52 = 48,260.24/x
  3. Step 3: Cross multiply
    77,850.32x = 116,813.52 × 48,260.24
  4. Step 4: Simplify right side
    77,850.32x = 5,637,448,510.44
  5. Step 5: Solve for x
    x = 5,637,448,510.44/77,850.32
  6. Step 6: Final answer
    x = 72,413.94

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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.