Home / 71,904.08-99,253.68-43,609.16

Finding the Fourth Proportional to 71,904.08, 99,253.68 and 43,609.16

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Solution

The fourth proportional to 71,904.08, 99,253.68 and 43,609.16 is: 60,196.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,904.08 : 99,253.68 = 43,609.16 : x
  2. Step 2: Convert to fraction form
    71,904.08/99,253.68 = 43,609.16/x
  3. Step 3: Cross multiply
    71,904.08x = 99,253.68 × 43,609.16
  4. Step 4: Simplify right side
    71,904.08x = 4,328,369,611.71
  5. Step 5: Solve for x
    x = 4,328,369,611.71/71,904.08
  6. Step 6: Final answer
    x = 60,196.44

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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.