Home / 114,500.62-158,010.99-66,763.19

Finding the Fourth Proportional to 114,500.62, 158,010.99 and 66,763.19

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Solution

The fourth proportional to 114,500.62, 158,010.99 and 66,763.19 is: 92,133.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,500.62 : 158,010.99 = 66,763.19 : x
  2. Step 2: Convert to fraction form
    114,500.62/158,010.99 = 66,763.19/x
  3. Step 3: Cross multiply
    114,500.62x = 158,010.99 × 66,763.19
  4. Step 4: Simplify right side
    114,500.62x = 10,549,317,413.64
  5. Step 5: Solve for x
    x = 10,549,317,413.64/114,500.62
  6. Step 6: Final answer
    x = 92,133.28

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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.