Home / 48,010.30-72,015.51-12,949.99

Finding the Fourth Proportional to 48,010.30, 72,015.51 and 12,949.99

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Solution

The fourth proportional to 48,010.30, 72,015.51 and 12,949.99 is: 19,425.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,010.30 : 72,015.51 = 12,949.99 : x
  2. Step 2: Convert to fraction form
    48,010.30/72,015.51 = 12,949.99/x
  3. Step 3: Cross multiply
    48,010.30x = 72,015.51 × 12,949.99
  4. Step 4: Simplify right side
    48,010.30x = 932,599,774.27
  5. Step 5: Solve for x
    x = 932,599,774.27/48,010.30
  6. Step 6: Final answer
    x = 19,425.00

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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.