Home / 39,079.62-53,923.78-23,161.50

Finding the Fourth Proportional to 39,079.62, 53,923.78 and 23,161.50

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Solution

The fourth proportional to 39,079.62, 53,923.78 and 23,161.50 is: 31,959.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,079.62 : 53,923.78 = 23,161.50 : x
  2. Step 2: Convert to fraction form
    39,079.62/53,923.78 = 23,161.50/x
  3. Step 3: Cross multiply
    39,079.62x = 53,923.78 × 23,161.50
  4. Step 4: Simplify right side
    39,079.62x = 1,248,955,630.47
  5. Step 5: Solve for x
    x = 1,248,955,630.47/39,079.62
  6. Step 6: Final answer
    x = 31,959.26

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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.