Home / 69,609.48-96,061.04-39,394.25

Finding the Fourth Proportional to 69,609.48, 96,061.04 and 39,394.25

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Solution

The fourth proportional to 69,609.48, 96,061.04 and 39,394.25 is: 54,364.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,609.48 : 96,061.04 = 39,394.25 : x
  2. Step 2: Convert to fraction form
    69,609.48/96,061.04 = 39,394.25/x
  3. Step 3: Cross multiply
    69,609.48x = 96,061.04 × 39,394.25
  4. Step 4: Simplify right side
    69,609.48x = 3,784,252,455.70
  5. Step 5: Solve for x
    x = 3,784,252,455.70/69,609.48
  6. Step 6: Final answer
    x = 54,364.04

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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.