Home / 51,416.70-77,130.72-16,348.16

Finding the Fourth Proportional to 51,416.70, 77,130.72 and 16,348.16

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Solution

The fourth proportional to 51,416.70, 77,130.72 and 16,348.16 is: 24,524.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,416.70 : 77,130.72 = 16,348.16 : x
  2. Step 2: Convert to fraction form
    51,416.70/77,130.72 = 16,348.16/x
  3. Step 3: Cross multiply
    51,416.70x = 77,130.72 × 16,348.16
  4. Step 4: Simplify right side
    51,416.70x = 1,260,944,965.82
  5. Step 5: Solve for x
    x = 1,260,944,965.82/51,416.70
  6. Step 6: Final answer
    x = 24,524.04

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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.