Home / 52,002.48-78,003.66-16,942.08

Finding the Fourth Proportional to 52,002.48, 78,003.66 and 16,942.08

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Solution

The fourth proportional to 52,002.48, 78,003.66 and 16,942.08 is: 25,413.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,002.48 : 78,003.66 = 16,942.08 : x
  2. Step 2: Convert to fraction form
    52,002.48/78,003.66 = 16,942.08/x
  3. Step 3: Cross multiply
    52,002.48x = 78,003.66 × 16,942.08
  4. Step 4: Simplify right side
    52,002.48x = 1,321,544,248.01
  5. Step 5: Solve for x
    x = 1,321,544,248.01/52,002.48
  6. Step 6: Final answer
    x = 25,413.10

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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.