Home / 54,069.18-74,610.14-30,195.34

Finding the Fourth Proportional to 54,069.18, 74,610.14 and 30,195.34

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Solution

The fourth proportional to 54,069.18, 74,610.14 and 30,195.34 is: 41,666.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,069.18 : 74,610.14 = 30,195.34 : x
  2. Step 2: Convert to fraction form
    54,069.18/74,610.14 = 30,195.34/x
  3. Step 3: Cross multiply
    54,069.18x = 74,610.14 × 30,195.34
  4. Step 4: Simplify right side
    54,069.18x = 2,252,878,207.25
  5. Step 5: Solve for x
    x = 2,252,878,207.25/54,069.18
  6. Step 6: Final answer
    x = 41,666.59

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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.