Home / 96,780.30-145,188.81-33,597.96

Finding the Fourth Proportional to 96,780.30, 145,188.81 and 33,597.96

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Solution

The fourth proportional to 96,780.30, 145,188.81 and 33,597.96 is: 50,403.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,780.30 : 145,188.81 = 33,597.96 : x
  2. Step 2: Convert to fraction form
    96,780.30/145,188.81 = 33,597.96/x
  3. Step 3: Cross multiply
    96,780.30x = 145,188.81 × 33,597.96
  4. Step 4: Simplify right side
    96,780.30x = 4,878,047,830.83
  5. Step 5: Solve for x
    x = 4,878,047,830.83/96,780.30
  6. Step 6: Final answer
    x = 50,403.31

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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.