Home / 48,087.30-72,136.76-20,026.38

Finding the Fourth Proportional to 48,087.30, 72,136.76 and 20,026.38

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Solution

The fourth proportional to 48,087.30, 72,136.76 and 20,026.38 is: 30,041.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,087.30 : 72,136.76 = 20,026.38 : x
  2. Step 2: Convert to fraction form
    48,087.30/72,136.76 = 20,026.38/x
  3. Step 3: Cross multiply
    48,087.30x = 72,136.76 × 20,026.38
  4. Step 4: Simplify right side
    48,087.30x = 1,444,638,167.73
  5. Step 5: Solve for x
    x = 1,444,638,167.73/48,087.30
  6. Step 6: Final answer
    x = 30,041.99

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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.