Home / 42,676.66-63,963.15-30,200.33

Finding the Fourth Proportional to 42,676.66, 63,963.15 and 30,200.33

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Solution

The fourth proportional to 42,676.66, 63,963.15 and 30,200.33 is: 45,263.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,676.66 : 63,963.15 = 30,200.33 : x
  2. Step 2: Convert to fraction form
    42,676.66/63,963.15 = 30,200.33/x
  3. Step 3: Cross multiply
    42,676.66x = 63,963.15 × 30,200.33
  4. Step 4: Simplify right side
    42,676.66x = 1,931,708,237.84
  5. Step 5: Solve for x
    x = 1,931,708,237.84/42,676.66
  6. Step 6: Final answer
    x = 45,263.81

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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.