Home / 296,666.12-445,026.52-96,987.56

Finding the Fourth Proportional to 296,666.12, 445,026.52 and 96,987.56

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Solution

The fourth proportional to 296,666.12, 445,026.52 and 96,987.56 is: 145,490.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,666.12 : 445,026.52 = 96,987.56 : x
  2. Step 2: Convert to fraction form
    296,666.12/445,026.52 = 96,987.56/x
  3. Step 3: Cross multiply
    296,666.12x = 445,026.52 × 96,987.56
  4. Step 4: Simplify right side
    296,666.12x = 43,162,036,310.09
  5. Step 5: Solve for x
    x = 43,162,036,310.09/296,666.12
  6. Step 6: Final answer
    x = 145,490.28

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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.