Home / 263,413.16-363,511.08-142,554.41

Finding the Fourth Proportional to 263,413.16, 363,511.08 and 142,554.41

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Solution

The fourth proportional to 263,413.16, 363,511.08 and 142,554.41 is: 196,725.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,413.16 : 363,511.08 = 142,554.41 : x
  2. Step 2: Convert to fraction form
    263,413.16/363,511.08 = 142,554.41/x
  3. Step 3: Cross multiply
    263,413.16x = 363,511.08 × 142,554.41
  4. Step 4: Simplify right side
    263,413.16x = 51,820,105,720.31
  5. Step 5: Solve for x
    x = 51,820,105,720.31/263,413.16
  6. Step 6: Final answer
    x = 196,725.58

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1.5x scale

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.