Home / 53,664.40-80,496.60-44,981.20

Finding the Fourth Proportional to 53,664.40, 80,496.60 and 44,981.20

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Solution

The fourth proportional to 53,664.40, 80,496.60 and 44,981.20 is: 67,471.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,664.40 : 80,496.60 = 44,981.20 : x
  2. Step 2: Convert to fraction form
    53,664.40/80,496.60 = 44,981.20/x
  3. Step 3: Cross multiply
    53,664.40x = 80,496.60 × 44,981.20
  4. Step 4: Simplify right side
    53,664.40x = 3,620,833,663.92
  5. Step 5: Solve for x
    x = 3,620,833,663.92/53,664.40
  6. Step 6: Final answer
    x = 67,471.80

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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.