Home / 126,520.10-174,601.46-69,162.60

Finding the Fourth Proportional to 126,520.10, 174,601.46 and 69,162.60

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Solution

The fourth proportional to 126,520.10, 174,601.46 and 69,162.60 is: 95,446.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,520.10 : 174,601.46 = 69,162.60 : x
  2. Step 2: Convert to fraction form
    126,520.10/174,601.46 = 69,162.60/x
  3. Step 3: Cross multiply
    126,520.10x = 174,601.46 × 69,162.60
  4. Step 4: Simplify right side
    126,520.10x = 12,075,890,937.40
  5. Step 5: Solve for x
    x = 12,075,890,937.40/126,520.10
  6. Step 6: Final answer
    x = 95,446.42

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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.