Home / 39,998.89-59,998.33-10,416.63

Finding the Fourth Proportional to 39,998.89, 59,998.33 and 10,416.63

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Solution

The fourth proportional to 39,998.89, 59,998.33 and 10,416.63 is: 15,624.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,998.89 : 59,998.33 = 10,416.63 : x
  2. Step 2: Convert to fraction form
    39,998.89/59,998.33 = 10,416.63/x
  3. Step 3: Cross multiply
    39,998.89x = 59,998.33 × 10,416.63
  4. Step 4: Simplify right side
    39,998.89x = 624,980,404.23
  5. Step 5: Solve for x
    x = 624,980,404.23/39,998.89
  6. Step 6: Final answer
    x = 15,624.95

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Double scale
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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.