Home / 39,105.02-53,950.79-25,683.55

Finding the Fourth Proportional to 39,105.02, 53,950.79 and 25,683.55

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Solution

The fourth proportional to 39,105.02, 53,950.79 and 25,683.55 is: 35,434.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,105.02 : 53,950.79 = 25,683.55 : x
  2. Step 2: Convert to fraction form
    39,105.02/53,950.79 = 25,683.55/x
  3. Step 3: Cross multiply
    39,105.02x = 53,950.79 × 25,683.55
  4. Step 4: Simplify right side
    39,105.02x = 1,385,647,684.09
  5. Step 5: Solve for x
    x = 1,385,647,684.09/39,105.02
  6. Step 6: Final answer
    x = 35,434.01

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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.