Home / 179,214.85-247,314.53-98,640.64

Finding the Fourth Proportional to 179,214.85, 247,314.53 and 98,640.64

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Solution

The fourth proportional to 179,214.85, 247,314.53 and 98,640.64 is: 136,123.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,214.85 : 247,314.53 = 98,640.64 : x
  2. Step 2: Convert to fraction form
    179,214.85/247,314.53 = 98,640.64/x
  3. Step 3: Cross multiply
    179,214.85x = 247,314.53 × 98,640.64
  4. Step 4: Simplify right side
    179,214.85x = 24,395,263,520.50
  5. Step 5: Solve for x
    x = 24,395,263,520.50/179,214.85
  6. Step 6: Final answer
    x = 136,123.00

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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.