Home / 69,333.80-95,672.41-39,117.35

Finding the Fourth Proportional to 69,333.80, 95,672.41 and 39,117.35

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Solution

The fourth proportional to 69,333.80, 95,672.41 and 39,117.35 is: 53,977.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,333.80 : 95,672.41 = 39,117.35 : x
  2. Step 2: Convert to fraction form
    69,333.80/95,672.41 = 39,117.35/x
  3. Step 3: Cross multiply
    69,333.80x = 95,672.41 × 39,117.35
  4. Step 4: Simplify right side
    69,333.80x = 3,742,451,147.31
  5. Step 5: Solve for x
    x = 3,742,451,147.31/69,333.80
  6. Step 6: Final answer
    x = 53,977.30

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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.