Home / 53,718.70-80,578.05-16,276.93

Finding the Fourth Proportional to 53,718.70, 80,578.05 and 16,276.93

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Solution

The fourth proportional to 53,718.70, 80,578.05 and 16,276.93 is: 24,415.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,718.70 : 80,578.05 = 16,276.93 : x
  2. Step 2: Convert to fraction form
    53,718.70/80,578.05 = 16,276.93/x
  3. Step 3: Cross multiply
    53,718.70x = 80,578.05 × 16,276.93
  4. Step 4: Simplify right side
    53,718.70x = 1,311,563,279.39
  5. Step 5: Solve for x
    x = 1,311,563,279.39/53,718.70
  6. Step 6: Final answer
    x = 24,415.40

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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.