Home / 42,040.76-63,053.58-10,874.12

Finding the Fourth Proportional to 42,040.76, 63,053.58 and 10,874.12

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Solution

The fourth proportional to 42,040.76, 63,053.58 and 10,874.12 is: 16,309.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,040.76 : 63,053.58 = 10,874.12 : x
  2. Step 2: Convert to fraction form
    42,040.76/63,053.58 = 10,874.12/x
  3. Step 3: Cross multiply
    42,040.76x = 63,053.58 × 10,874.12
  4. Step 4: Simplify right side
    42,040.76x = 685,652,195.35
  5. Step 5: Solve for x
    x = 685,652,195.35/42,040.76
  6. Step 6: Final answer
    x = 16,309.22

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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.