Home / 96,996.80-145,494.93-30,437.21

Finding the Fourth Proportional to 96,996.80, 145,494.93 and 30,437.21

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Solution

The fourth proportional to 96,996.80, 145,494.93 and 30,437.21 is: 45,655.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,996.80 : 145,494.93 = 30,437.21 : x
  2. Step 2: Convert to fraction form
    96,996.80/145,494.93 = 30,437.21/x
  3. Step 3: Cross multiply
    96,996.80x = 145,494.93 × 30,437.21
  4. Step 4: Simplify right side
    96,996.80x = 4,428,459,738.35
  5. Step 5: Solve for x
    x = 4,428,459,738.35/96,996.80
  6. Step 6: Final answer
    x = 45,655.73

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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.