Home / 39,102.75-53,937.90-23,176.53

Finding the Fourth Proportional to 39,102.75, 53,937.90 and 23,176.53

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Solution

The fourth proportional to 39,102.75, 53,937.90 and 23,176.53 is: 31,969.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,102.75 : 53,937.90 = 23,176.53 : x
  2. Step 2: Convert to fraction form
    39,102.75/53,937.90 = 23,176.53/x
  3. Step 3: Cross multiply
    39,102.75x = 53,937.90 × 23,176.53
  4. Step 4: Simplify right side
    39,102.75x = 1,250,093,357.49
  5. Step 5: Solve for x
    x = 1,250,093,357.49/39,102.75
  6. Step 6: Final answer
    x = 31,969.45

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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.