Home / 47,135.77-70,726.67-22,178.31

Finding the Fourth Proportional to 47,135.77, 70,726.67 and 22,178.31

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Solution

The fourth proportional to 47,135.77, 70,726.67 and 22,178.31 is: 33,278.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,135.77 : 70,726.67 = 22,178.31 : x
  2. Step 2: Convert to fraction form
    47,135.77/70,726.67 = 22,178.31/x
  3. Step 3: Cross multiply
    47,135.77x = 70,726.67 × 22,178.31
  4. Step 4: Simplify right side
    47,135.77x = 1,568,597,719.58
  5. Step 5: Solve for x
    x = 1,568,597,719.58/47,135.77
  6. Step 6: Final answer
    x = 33,278.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.