Home / 69,300.30-103,999.05-44,400.90

Finding the Fourth Proportional to 69,300.30, 103,999.05 and 44,400.90

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Solution

The fourth proportional to 69,300.30, 103,999.05 and 44,400.90 is: 66,632.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,300.30 : 103,999.05 = 44,400.90 : x
  2. Step 2: Convert to fraction form
    69,300.30/103,999.05 = 44,400.90/x
  3. Step 3: Cross multiply
    69,300.30x = 103,999.05 × 44,400.90
  4. Step 4: Simplify right side
    69,300.30x = 4,617,651,419.15
  5. Step 5: Solve for x
    x = 4,617,651,419.15/69,300.30
  6. Step 6: Final answer
    x = 66,632.49

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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.