Home / 39,769.90-59,653.48-10,187.99

Finding the Fourth Proportional to 39,769.90, 59,653.48 and 10,187.99

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Solution

The fourth proportional to 39,769.90, 59,653.48 and 10,187.99 is: 15,281.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,769.90 : 59,653.48 = 10,187.99 : x
  2. Step 2: Convert to fraction form
    39,769.90/59,653.48 = 10,187.99/x
  3. Step 3: Cross multiply
    39,769.90x = 59,653.48 × 10,187.99
  4. Step 4: Simplify right side
    39,769.90x = 607,749,057.71
  5. Step 5: Solve for x
    x = 607,749,057.71/39,769.90
  6. Step 6: Final answer
    x = 15,281.63

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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.