Home / 39,457.54-54,380.99-29,874.47

Finding the Fourth Proportional to 39,457.54, 54,380.99 and 29,874.47

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Solution

The fourth proportional to 39,457.54, 54,380.99 and 29,874.47 is: 41,173.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,457.54 : 54,380.99 = 29,874.47 : x
  2. Step 2: Convert to fraction form
    39,457.54/54,380.99 = 29,874.47/x
  3. Step 3: Cross multiply
    39,457.54x = 54,380.99 × 29,874.47
  4. Step 4: Simplify right side
    39,457.54x = 1,624,602,889.06
  5. Step 5: Solve for x
    x = 1,624,602,889.06/39,457.54
  6. Step 6: Final answer
    x = 41,173.45

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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.