Home / 53,362.64-80,048-15,919.76

Finding the Fourth Proportional to 53,362.64, 80,048 and 15,919.76

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Solution

The fourth proportional to 53,362.64, 80,048 and 15,919.76 is: 23,880.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,362.64 : 80,048 = 15,919.76 : x
  2. Step 2: Convert to fraction form
    53,362.64/80,048 = 15,919.76/x
  3. Step 3: Cross multiply
    53,362.64x = 80,048 × 15,919.76
  4. Step 4: Simplify right side
    53,362.64x = 1,274,344,948.48
  5. Step 5: Solve for x
    x = 1,274,344,948.48/53,362.64
  6. Step 6: Final answer
    x = 23,880.85

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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.