Home / 165,413.64-248,083.20-47,082.36

Finding the Fourth Proportional to 165,413.64, 248,083.20 and 47,082.36

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Solution

The fourth proportional to 165,413.64, 248,083.20 and 47,082.36 is: 70,612.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,413.64 : 248,083.20 = 47,082.36 : x
  2. Step 2: Convert to fraction form
    165,413.64/248,083.20 = 47,082.36/x
  3. Step 3: Cross multiply
    165,413.64x = 248,083.20 × 47,082.36
  4. Step 4: Simplify right side
    165,413.64x = 11,680,342,532.35
  5. Step 5: Solve for x
    x = 11,680,342,532.35/165,413.64
  6. Step 6: Final answer
    x = 70,612.93

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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.