Home / 54,849.14-82,256.70-19,784.24

Finding the Fourth Proportional to 54,849.14, 82,256.70 and 19,784.24

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Solution

The fourth proportional to 54,849.14, 82,256.70 and 19,784.24 is: 29,670.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,849.14 : 82,256.70 = 19,784.24 : x
  2. Step 2: Convert to fraction form
    54,849.14/82,256.70 = 19,784.24/x
  3. Step 3: Cross multiply
    54,849.14x = 82,256.70 × 19,784.24
  4. Step 4: Simplify right side
    54,849.14x = 1,627,386,294.41
  5. Step 5: Solve for x
    x = 1,627,386,294.41/54,849.14
  6. Step 6: Final answer
    x = 29,670.22

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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.