Home / 42,533.50-63,778.80-24,769.90

Finding the Fourth Proportional to 42,533.50, 63,778.80 and 24,769.90

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Solution

The fourth proportional to 42,533.50, 63,778.80 and 24,769.90 is: 37,142.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,533.50 : 63,778.80 = 24,769.90 : x
  2. Step 2: Convert to fraction form
    42,533.50/63,778.80 = 24,769.90/x
  3. Step 3: Cross multiply
    42,533.50x = 63,778.80 × 24,769.90
  4. Step 4: Simplify right side
    42,533.50x = 1,579,794,498.12
  5. Step 5: Solve for x
    x = 1,579,794,498.12/42,533.50
  6. Step 6: Final answer
    x = 37,142.36

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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.