Home / 99,052.98-136,659.87-56,581.44

Finding the Fourth Proportional to 99,052.98, 136,659.87 and 56,581.44

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Solution

The fourth proportional to 99,052.98, 136,659.87 and 56,581.44 is: 78,063.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,052.98 : 136,659.87 = 56,581.44 : x
  2. Step 2: Convert to fraction form
    99,052.98/136,659.87 = 56,581.44/x
  3. Step 3: Cross multiply
    99,052.98x = 136,659.87 × 56,581.44
  4. Step 4: Simplify right side
    99,052.98x = 7,732,412,234.81
  5. Step 5: Solve for x
    x = 7,732,412,234.81/99,052.98
  6. Step 6: Final answer
    x = 78,063.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.