Home / 47,897.12-71,878.56-16,732.40

Finding the Fourth Proportional to 47,897.12, 71,878.56 and 16,732.40

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Solution

The fourth proportional to 47,897.12, 71,878.56 and 16,732.40 is: 25,110.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,897.12 : 71,878.56 = 16,732.40 : x
  2. Step 2: Convert to fraction form
    47,897.12/71,878.56 = 16,732.40/x
  3. Step 3: Cross multiply
    47,897.12x = 71,878.56 × 16,732.40
  4. Step 4: Simplify right side
    47,897.12x = 1,202,700,817.34
  5. Step 5: Solve for x
    x = 1,202,700,817.34/47,897.12
  6. Step 6: Final answer
    x = 25,110.09

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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.