Home / 40,725.10-56,226.86-33,189.45

Finding the Fourth Proportional to 40,725.10, 56,226.86 and 33,189.45

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Solution

The fourth proportional to 40,725.10, 56,226.86 and 33,189.45 is: 45,822.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,725.10 : 56,226.86 = 33,189.45 : x
  2. Step 2: Convert to fraction form
    40,725.10/56,226.86 = 33,189.45/x
  3. Step 3: Cross multiply
    40,725.10x = 56,226.86 × 33,189.45
  4. Step 4: Simplify right side
    40,725.10x = 1,866,138,558.63
  5. Step 5: Solve for x
    x = 1,866,138,558.63/40,725.10
  6. Step 6: Final answer
    x = 45,822.81

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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.