Home / 64,543.57-96,853.25-27,100.76

Finding the Fourth Proportional to 64,543.57, 96,853.25 and 27,100.76

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Solution

The fourth proportional to 64,543.57, 96,853.25 and 27,100.76 is: 40,667.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,543.57 : 96,853.25 = 27,100.76 : x
  2. Step 2: Convert to fraction form
    64,543.57/96,853.25 = 27,100.76/x
  3. Step 3: Cross multiply
    64,543.57x = 96,853.25 × 27,100.76
  4. Step 4: Simplify right side
    64,543.57x = 2,624,796,840.91
  5. Step 5: Solve for x
    x = 2,624,796,840.91/64,543.57
  6. Step 6: Final answer
    x = 40,667.05

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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.