Home / 54,506.02-75,217.62-30,636.73

Finding the Fourth Proportional to 54,506.02, 75,217.62 and 30,636.73

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Solution

The fourth proportional to 54,506.02, 75,217.62 and 30,636.73 is: 42,278.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,506.02 : 75,217.62 = 30,636.73 : x
  2. Step 2: Convert to fraction form
    54,506.02/75,217.62 = 30,636.73/x
  3. Step 3: Cross multiply
    54,506.02x = 75,217.62 × 30,636.73
  4. Step 4: Simplify right side
    54,506.02x = 2,304,421,915.18
  5. Step 5: Solve for x
    x = 2,304,421,915.18/54,506.02
  6. Step 6: Final answer
    x = 42,278.30

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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.