Home / 39,875.79-59,813.68-11,793.66

Finding the Fourth Proportional to 39,875.79, 59,813.68 and 11,793.66

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Solution

The fourth proportional to 39,875.79, 59,813.68 and 11,793.66 is: 17,690.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,875.79 : 59,813.68 = 11,793.66 : x
  2. Step 2: Convert to fraction form
    39,875.79/59,813.68 = 11,793.66/x
  3. Step 3: Cross multiply
    39,875.79x = 59,813.68 × 11,793.66
  4. Step 4: Simplify right side
    39,875.79x = 705,422,174.99
  5. Step 5: Solve for x
    x = 705,422,174.99/39,875.79
  6. Step 6: Final answer
    x = 17,690.49

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Similar ratio
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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.