Home / 54,562.95-81,860.22-19,505.34

Finding the Fourth Proportional to 54,562.95, 81,860.22 and 19,505.34

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Solution

The fourth proportional to 54,562.95, 81,860.22 and 19,505.34 is: 29,263.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,562.95 : 81,860.22 = 19,505.34 : x
  2. Step 2: Convert to fraction form
    54,562.95/81,860.22 = 19,505.34/x
  3. Step 3: Cross multiply
    54,562.95x = 81,860.22 × 19,505.34
  4. Step 4: Simplify right side
    54,562.95x = 1,596,711,423.57
  5. Step 5: Solve for x
    x = 1,596,711,423.57/54,562.95
  6. Step 6: Final answer
    x = 29,263.66

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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.