Home / 42,201.88-58,200.06-36,231.64

Finding the Fourth Proportional to 42,201.88, 58,200.06 and 36,231.64

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Solution

The fourth proportional to 42,201.88, 58,200.06 and 36,231.64 is: 49,966.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,201.88 : 58,200.06 = 36,231.64 : x
  2. Step 2: Convert to fraction form
    42,201.88/58,200.06 = 36,231.64/x
  3. Step 3: Cross multiply
    42,201.88x = 58,200.06 × 36,231.64
  4. Step 4: Simplify right side
    42,201.88x = 2,108,683,621.90
  5. Step 5: Solve for x
    x = 2,108,683,621.90/42,201.88
  6. Step 6: Final answer
    x = 49,966.58

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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.