Home / 76,413.06-114,619.64-26,493.17

Finding the Fourth Proportional to 76,413.06, 114,619.64 and 26,493.17

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Solution

The fourth proportional to 76,413.06, 114,619.64 and 26,493.17 is: 39,739.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,413.06 : 114,619.64 = 26,493.17 : x
  2. Step 2: Convert to fraction form
    76,413.06/114,619.64 = 26,493.17/x
  3. Step 3: Cross multiply
    76,413.06x = 114,619.64 × 26,493.17
  4. Step 4: Simplify right side
    76,413.06x = 3,036,636,902.29
  5. Step 5: Solve for x
    x = 3,036,636,902.29/76,413.06
  6. Step 6: Final answer
    x = 39,739.76

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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.