Home / 96,994.78-145,498.31-30,437.53

Finding the Fourth Proportional to 96,994.78, 145,498.31 and 30,437.53

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Solution

The fourth proportional to 96,994.78, 145,498.31 and 30,437.53 is: 45,658.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,994.78 : 145,498.31 = 30,437.53 : x
  2. Step 2: Convert to fraction form
    96,994.78/145,498.31 = 30,437.53/x
  3. Step 3: Cross multiply
    96,994.78x = 145,498.31 × 30,437.53
  4. Step 4: Simplify right side
    96,994.78x = 4,428,609,251.67
  5. Step 5: Solve for x
    x = 4,428,609,251.67/96,994.78
  6. Step 6: Final answer
    x = 45,658.22

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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.