Home / 296,646.24-445,003.92-96,981.60

Finding the Fourth Proportional to 296,646.24, 445,003.92 and 96,981.60

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Solution

The fourth proportional to 296,646.24, 445,003.92 and 96,981.60 is: 145,483.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,646.24 : 445,003.92 = 96,981.60 : x
  2. Step 2: Convert to fraction form
    296,646.24/445,003.92 = 96,981.60/x
  3. Step 3: Cross multiply
    296,646.24x = 445,003.92 × 96,981.60
  4. Step 4: Simplify right side
    296,646.24x = 43,157,192,167.87
  5. Step 5: Solve for x
    x = 43,157,192,167.87/296,646.24
  6. Step 6: Final answer
    x = 145,483.70

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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.