Home / 69,202.32-103,636.84-39,530.16

Finding the Fourth Proportional to 69,202.32, 103,636.84 and 39,530.16

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Solution

The fourth proportional to 69,202.32, 103,636.84 and 39,530.16 is: 59,200.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,202.32 : 103,636.84 = 39,530.16 : x
  2. Step 2: Convert to fraction form
    69,202.32/103,636.84 = 39,530.16/x
  3. Step 3: Cross multiply
    69,202.32x = 103,636.84 × 39,530.16
  4. Step 4: Simplify right side
    69,202.32x = 4,096,780,867.09
  5. Step 5: Solve for x
    x = 4,096,780,867.09/69,202.32
  6. Step 6: Final answer
    x = 59,200.05

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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.