Home / 48,911.31-67,237.74-42,080.22

Finding the Fourth Proportional to 48,911.31, 67,237.74 and 42,080.22

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Solution

The fourth proportional to 48,911.31, 67,237.74 and 42,080.22 is: 57,847.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,911.31 : 67,237.74 = 42,080.22 : x
  2. Step 2: Convert to fraction form
    48,911.31/67,237.74 = 42,080.22/x
  3. Step 3: Cross multiply
    48,911.31x = 67,237.74 × 42,080.22
  4. Step 4: Simplify right side
    48,911.31x = 2,829,378,891.50
  5. Step 5: Solve for x
    x = 2,829,378,891.50/48,911.31
  6. Step 6: Final answer
    x = 57,847.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.