Home / 99,374.31-149,118.88-52,627.19

Finding the Fourth Proportional to 99,374.31, 149,118.88 and 52,627.19

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Solution

The fourth proportional to 99,374.31, 149,118.88 and 52,627.19 is: 78,971.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,374.31 : 149,118.88 = 52,627.19 : x
  2. Step 2: Convert to fraction form
    99,374.31/149,118.88 = 52,627.19/x
  3. Step 3: Cross multiply
    99,374.31x = 149,118.88 × 52,627.19
  4. Step 4: Simplify right side
    99,374.31x = 7,847,707,630.35
  5. Step 5: Solve for x
    x = 7,847,707,630.35/99,374.31
  6. Step 6: Final answer
    x = 78,971.19

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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.