Home / 39,190.47-54,081.32-23,274.51

Finding the Fourth Proportional to 39,190.47, 54,081.32 and 23,274.51

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Solution

The fourth proportional to 39,190.47, 54,081.32 and 23,274.51 is: 32,117.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,190.47 : 54,081.32 = 23,274.51 : x
  2. Step 2: Convert to fraction form
    39,190.47/54,081.32 = 23,274.51/x
  3. Step 3: Cross multiply
    39,190.47x = 54,081.32 × 23,274.51
  4. Step 4: Simplify right side
    39,190.47x = 1,258,716,106.78
  5. Step 5: Solve for x
    x = 1,258,716,106.78/39,190.47
  6. Step 6: Final answer
    x = 32,117.91

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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.