Home / 99,224.22-136,876.93-62,861.52

Finding the Fourth Proportional to 99,224.22, 136,876.93 and 62,861.52

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Solution

The fourth proportional to 99,224.22, 136,876.93 and 62,861.52 is: 86,715.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,224.22 : 136,876.93 = 62,861.52 : x
  2. Step 2: Convert to fraction form
    99,224.22/136,876.93 = 62,861.52/x
  3. Step 3: Cross multiply
    99,224.22x = 136,876.93 × 62,861.52
  4. Step 4: Simplify right side
    99,224.22x = 8,604,291,872.73
  5. Step 5: Solve for x
    x = 8,604,291,872.73/99,224.22
  6. Step 6: Final answer
    x = 86,715.64

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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.