Home / 296,931.03-445,397.43-72,291.44

Finding the Fourth Proportional to 296,931.03, 445,397.43 and 72,291.44

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Solution

The fourth proportional to 296,931.03, 445,397.43 and 72,291.44 is: 108,437.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,931.03 : 445,397.43 = 72,291.44 : x
  2. Step 2: Convert to fraction form
    296,931.03/445,397.43 = 72,291.44/x
  3. Step 3: Cross multiply
    296,931.03x = 445,397.43 × 72,291.44
  4. Step 4: Simplify right side
    296,931.03x = 32,198,419,360.01
  5. Step 5: Solve for x
    x = 32,198,419,360.01/296,931.03
  6. Step 6: Final answer
    x = 108,437.37

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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.