Home / 92,404.16-138,623.31-29,240.18

Finding the Fourth Proportional to 92,404.16, 138,623.31 and 29,240.18

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Solution

The fourth proportional to 92,404.16, 138,623.31 and 29,240.18 is: 43,865.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,404.16 : 138,623.31 = 29,240.18 : x
  2. Step 2: Convert to fraction form
    92,404.16/138,623.31 = 29,240.18/x
  3. Step 3: Cross multiply
    92,404.16x = 138,623.31 × 29,240.18
  4. Step 4: Simplify right side
    92,404.16x = 4,053,370,536.60
  5. Step 5: Solve for x
    x = 4,053,370,536.60/92,404.16
  6. Step 6: Final answer
    x = 43,865.67

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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.