Home / 47,413.64-71,070.54-15,815.24

Finding the Fourth Proportional to 47,413.64, 71,070.54 and 15,815.24

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Solution

The fourth proportional to 47,413.64, 71,070.54 and 15,815.24 is: 23,706.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,413.64 : 71,070.54 = 15,815.24 : x
  2. Step 2: Convert to fraction form
    47,413.64/71,070.54 = 15,815.24/x
  3. Step 3: Cross multiply
    47,413.64x = 71,070.54 × 15,815.24
  4. Step 4: Simplify right side
    47,413.64x = 1,123,997,647.03
  5. Step 5: Solve for x
    x = 1,123,997,647.03/47,413.64
  6. Step 6: Final answer
    x = 23,706.21

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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.