Home / 79,413.24-109,596.02-52,509.09

Finding the Fourth Proportional to 79,413.24, 109,596.02 and 52,509.09

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Solution

The fourth proportional to 79,413.24, 109,596.02 and 52,509.09 is: 72,466.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,413.24 : 109,596.02 = 52,509.09 : x
  2. Step 2: Convert to fraction form
    79,413.24/109,596.02 = 52,509.09/x
  3. Step 3: Cross multiply
    79,413.24x = 109,596.02 × 52,509.09
  4. Step 4: Simplify right side
    79,413.24x = 5,754,787,277.82
  5. Step 5: Solve for x
    x = 5,754,787,277.82/79,413.24
  6. Step 6: Final answer
    x = 72,466.35

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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.