Home / 110,780.46-152,893.17-63,045.54

Finding the Fourth Proportional to 110,780.46, 152,893.17 and 63,045.54

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Solution

The fourth proportional to 110,780.46, 152,893.17 and 63,045.54 is: 87,012.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,780.46 : 152,893.17 = 63,045.54 : x
  2. Step 2: Convert to fraction form
    110,780.46/152,893.17 = 63,045.54/x
  3. Step 3: Cross multiply
    110,780.46x = 152,893.17 × 63,045.54
  4. Step 4: Simplify right side
    110,780.46x = 9,639,232,464.96
  5. Step 5: Solve for x
    x = 9,639,232,464.96/110,780.46
  6. Step 6: Final answer
    x = 87,012.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.