Home / 39,210.66-53,903.27-33,739.40

Finding the Fourth Proportional to 39,210.66, 53,903.27 and 33,739.40

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Solution

The fourth proportional to 39,210.66, 53,903.27 and 33,739.40 is: 46,381.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,210.66 : 53,903.27 = 33,739.40 : x
  2. Step 2: Convert to fraction form
    39,210.66/53,903.27 = 33,739.40/x
  3. Step 3: Cross multiply
    39,210.66x = 53,903.27 × 33,739.40
  4. Step 4: Simplify right side
    39,210.66x = 1,818,664,107.14
  5. Step 5: Solve for x
    x = 1,818,664,107.14/39,210.66
  6. Step 6: Final answer
    x = 46,381.88

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.