Home / 39,155.87-54,035.18-23,243.51

Finding the Fourth Proportional to 39,155.87, 54,035.18 and 23,243.51

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Solution

The fourth proportional to 39,155.87, 54,035.18 and 23,243.51 is: 32,076.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,155.87 : 54,035.18 = 23,243.51 : x
  2. Step 2: Convert to fraction form
    39,155.87/54,035.18 = 23,243.51/x
  3. Step 3: Cross multiply
    39,155.87x = 54,035.18 × 23,243.51
  4. Step 4: Simplify right side
    39,155.87x = 1,255,966,860.29
  5. Step 5: Solve for x
    x = 1,255,966,860.29/39,155.87
  6. Step 6: Final answer
    x = 32,076.09

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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.