Home / 329,401.92-494,132.08-92,746.68

Finding the Fourth Proportional to 329,401.92, 494,132.08 and 92,746.68

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Solution

The fourth proportional to 329,401.92, 494,132.08 and 92,746.68 is: 139,128.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,401.92 : 494,132.08 = 92,746.68 : x
  2. Step 2: Convert to fraction form
    329,401.92/494,132.08 = 92,746.68/x
  3. Step 3: Cross multiply
    329,401.92x = 494,132.08 × 92,746.68
  4. Step 4: Simplify right side
    329,401.92x = 45,829,109,901.49
  5. Step 5: Solve for x
    x = 45,829,109,901.49/329,401.92
  6. Step 6: Final answer
    x = 139,128.24

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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.