Home / 219,233.76-328,885.08-92,874.36

Finding the Fourth Proportional to 219,233.76, 328,885.08 and 92,874.36

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Solution

The fourth proportional to 219,233.76, 328,885.08 and 92,874.36 is: 139,326.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,233.76 : 328,885.08 = 92,874.36 : x
  2. Step 2: Convert to fraction form
    219,233.76/328,885.08 = 92,874.36/x
  3. Step 3: Cross multiply
    219,233.76x = 328,885.08 × 92,874.36
  4. Step 4: Simplify right side
    219,233.76x = 30,544,991,318.55
  5. Step 5: Solve for x
    x = 30,544,991,318.55/219,233.76
  6. Step 6: Final answer
    x = 139,326.13

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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.