Home / 53,815.68-80,726.56-16,376.98

Finding the Fourth Proportional to 53,815.68, 80,726.56 and 16,376.98

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Solution

The fourth proportional to 53,815.68, 80,726.56 and 16,376.98 is: 24,566.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,815.68 : 80,726.56 = 16,376.98 : x
  2. Step 2: Convert to fraction form
    53,815.68/80,726.56 = 16,376.98/x
  3. Step 3: Cross multiply
    53,815.68x = 80,726.56 × 16,376.98
  4. Step 4: Simplify right side
    53,815.68x = 1,322,057,258.59
  5. Step 5: Solve for x
    x = 1,322,057,258.59/53,815.68
  6. Step 6: Final answer
    x = 24,566.40

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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.