Home / 124,327.58-186,546.50-65,149.18

Finding the Fourth Proportional to 124,327.58, 186,546.50 and 65,149.18

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Solution

The fourth proportional to 124,327.58, 186,546.50 and 65,149.18 is: 97,752.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,327.58 : 186,546.50 = 65,149.18 : x
  2. Step 2: Convert to fraction form
    124,327.58/186,546.50 = 65,149.18/x
  3. Step 3: Cross multiply
    124,327.58x = 186,546.50 × 65,149.18
  4. Step 4: Simplify right side
    124,327.58x = 12,153,351,506.87
  5. Step 5: Solve for x
    x = 12,153,351,506.87/124,327.58
  6. Step 6: Final answer
    x = 97,752.66

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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.