Home / 98,773.35-136,306.18-53,450.34

Finding the Fourth Proportional to 98,773.35, 136,306.18 and 53,450.34

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Solution

The fourth proportional to 98,773.35, 136,306.18 and 53,450.34 is: 73,760.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,773.35 : 136,306.18 = 53,450.34 : x
  2. Step 2: Convert to fraction form
    98,773.35/136,306.18 = 53,450.34/x
  3. Step 3: Cross multiply
    98,773.35x = 136,306.18 × 53,450.34
  4. Step 4: Simplify right side
    98,773.35x = 7,285,611,665.10
  5. Step 5: Solve for x
    x = 7,285,611,665.10/98,773.35
  6. Step 6: Final answer
    x = 73,760.90

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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.