Home / 90,701.01-136,051.82-27,521.67

Finding the Fourth Proportional to 90,701.01, 136,051.82 and 27,521.67

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Solution

The fourth proportional to 90,701.01, 136,051.82 and 27,521.67 is: 41,282.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,701.01 : 136,051.82 = 27,521.67 : x
  2. Step 2: Convert to fraction form
    90,701.01/136,051.82 = 27,521.67/x
  3. Step 3: Cross multiply
    90,701.01x = 136,051.82 × 27,521.67
  4. Step 4: Simplify right side
    90,701.01x = 3,744,373,155.33
  5. Step 5: Solve for x
    x = 3,744,373,155.33/90,701.01
  6. Step 6: Final answer
    x = 41,282.60

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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.