Home / 62,787.47-86,650.97-34,493.45

Finding the Fourth Proportional to 62,787.47, 86,650.97 and 34,493.45

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Solution

The fourth proportional to 62,787.47, 86,650.97 and 34,493.45 is: 47,603.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,787.47 : 86,650.97 = 34,493.45 : x
  2. Step 2: Convert to fraction form
    62,787.47/86,650.97 = 34,493.45/x
  3. Step 3: Cross multiply
    62,787.47x = 86,650.97 × 34,493.45
  4. Step 4: Simplify right side
    62,787.47x = 2,988,890,295.42
  5. Step 5: Solve for x
    x = 2,988,890,295.42/62,787.47
  6. Step 6: Final answer
    x = 47,603.30

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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.