Home / 39,812.00-54,881.69-25,470.32

Finding the Fourth Proportional to 39,812.00, 54,881.69 and 25,470.32

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Solution

The fourth proportional to 39,812.00, 54,881.69 and 25,470.32 is: 35,111.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,812.00 : 54,881.69 = 25,470.32 : x
  2. Step 2: Convert to fraction form
    39,812.00/54,881.69 = 25,470.32/x
  3. Step 3: Cross multiply
    39,812.00x = 54,881.69 × 25,470.32
  4. Step 4: Simplify right side
    39,812.00x = 1,397,853,804.68
  5. Step 5: Solve for x
    x = 1,397,853,804.68/39,812.00
  6. Step 6: Final answer
    x = 35,111.37

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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.