Home / 52,836.46-72,915.30-28,962.97

Finding the Fourth Proportional to 52,836.46, 72,915.30 and 28,962.97

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Solution

The fourth proportional to 52,836.46, 72,915.30 and 28,962.97 is: 39,969.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,836.46 : 72,915.30 = 28,962.97 : x
  2. Step 2: Convert to fraction form
    52,836.46/72,915.30 = 28,962.97/x
  3. Step 3: Cross multiply
    52,836.46x = 72,915.30 × 28,962.97
  4. Step 4: Simplify right side
    52,836.46x = 2,111,843,646.44
  5. Step 5: Solve for x
    x = 2,111,843,646.44/52,836.46
  6. Step 6: Final answer
    x = 39,969.44

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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.