Home / 69,467.85-104,116.28-39,507.23

Finding the Fourth Proportional to 69,467.85, 104,116.28 and 39,507.23

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Solution

The fourth proportional to 69,467.85, 104,116.28 and 39,507.23 is: 59,212.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,467.85 : 104,116.28 = 39,507.23 : x
  2. Step 2: Convert to fraction form
    69,467.85/104,116.28 = 39,507.23/x
  3. Step 3: Cross multiply
    69,467.85x = 104,116.28 × 39,507.23
  4. Step 4: Simplify right side
    69,467.85x = 4,113,345,102.59
  5. Step 5: Solve for x
    x = 4,113,345,102.59/69,467.85
  6. Step 6: Final answer
    x = 59,212.21

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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.