Home / 48,464.14-72,672.50-19,995.80

Finding the Fourth Proportional to 48,464.14, 72,672.50 and 19,995.80

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Solution

The fourth proportional to 48,464.14, 72,672.50 and 19,995.80 is: 29,983.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,464.14 : 72,672.50 = 19,995.80 : x
  2. Step 2: Convert to fraction form
    48,464.14/72,672.50 = 19,995.80/x
  3. Step 3: Cross multiply
    48,464.14x = 72,672.50 × 19,995.80
  4. Step 4: Simplify right side
    48,464.14x = 1,453,144,775.50
  5. Step 5: Solve for x
    x = 1,453,144,775.50/48,464.14
  6. Step 6: Final answer
    x = 29,983.92

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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.