Home / 95,795.40-143,498.70-54,193.80

Finding the Fourth Proportional to 95,795.40, 143,498.70 and 54,193.80

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Solution

The fourth proportional to 95,795.40, 143,498.70 and 54,193.80 is: 81,180.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,795.40 : 143,498.70 = 54,193.80 : x
  2. Step 2: Convert to fraction form
    95,795.40/143,498.70 = 54,193.80/x
  3. Step 3: Cross multiply
    95,795.40x = 143,498.70 × 54,193.80
  4. Step 4: Simplify right side
    95,795.40x = 7,776,739,848.06
  5. Step 5: Solve for x
    x = 7,776,739,848.06/95,795.40
  6. Step 6: Final answer
    x = 81,180.72

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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.