Home / 260,381.70-359,321.94-147,204.36

Finding the Fourth Proportional to 260,381.70, 359,321.94 and 147,204.36

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Solution

The fourth proportional to 260,381.70, 359,321.94 and 147,204.36 is: 203,139.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,381.70 : 359,321.94 = 147,204.36 : x
  2. Step 2: Convert to fraction form
    260,381.70/359,321.94 = 147,204.36/x
  3. Step 3: Cross multiply
    260,381.70x = 359,321.94 × 147,204.36
  4. Step 4: Simplify right side
    260,381.70x = 52,893,756,211.66
  5. Step 5: Solve for x
    x = 52,893,756,211.66/260,381.70
  6. Step 6: Final answer
    x = 203,139.30

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1.5x scale

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.