Home / 54,362.70-81,552.15-19,299.42

Finding the Fourth Proportional to 54,362.70, 81,552.15 and 19,299.42

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Solution

The fourth proportional to 54,362.70, 81,552.15 and 19,299.42 is: 28,952.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,362.70 : 81,552.15 = 19,299.42 : x
  2. Step 2: Convert to fraction form
    54,362.70/81,552.15 = 19,299.42/x
  3. Step 3: Cross multiply
    54,362.70x = 81,552.15 × 19,299.42
  4. Step 4: Simplify right side
    54,362.70x = 1,573,909,194.75
  5. Step 5: Solve for x
    x = 1,573,909,194.75/54,362.70
  6. Step 6: Final answer
    x = 28,952.01

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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.