Home / 39,759.92-59,639.82-10,177.76

Finding the Fourth Proportional to 39,759.92, 59,639.82 and 10,177.76

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Solution

The fourth proportional to 39,759.92, 59,639.82 and 10,177.76 is: 15,266.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,759.92 : 59,639.82 = 10,177.76 : x
  2. Step 2: Convert to fraction form
    39,759.92/59,639.82 = 10,177.76/x
  3. Step 3: Cross multiply
    39,759.92x = 59,639.82 × 10,177.76
  4. Step 4: Simplify right side
    39,759.92x = 606,999,774.40
  5. Step 5: Solve for x
    x = 606,999,774.40/39,759.92
  6. Step 6: Final answer
    x = 15,266.62

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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.