Home / 42,579.39-63,803.37-26,964.21

Finding the Fourth Proportional to 42,579.39, 63,803.37 and 26,964.21

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Solution

The fourth proportional to 42,579.39, 63,803.37 and 26,964.21 is: 40,404.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,579.39 : 63,803.37 = 26,964.21 : x
  2. Step 2: Convert to fraction form
    42,579.39/63,803.37 = 26,964.21/x
  3. Step 3: Cross multiply
    42,579.39x = 63,803.37 × 26,964.21
  4. Step 4: Simplify right side
    42,579.39x = 1,720,407,467.39
  5. Step 5: Solve for x
    x = 1,720,407,467.39/42,579.39
  6. Step 6: Final answer
    x = 40,404.70

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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.