Home / 173,531.62-260,313.23-66,881.35

Finding the Fourth Proportional to 173,531.62, 260,313.23 and 66,881.35

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Solution

The fourth proportional to 173,531.62, 260,313.23 and 66,881.35 is: 100,328.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,531.62 : 260,313.23 = 66,881.35 : x
  2. Step 2: Convert to fraction form
    173,531.62/260,313.23 = 66,881.35/x
  3. Step 3: Cross multiply
    173,531.62x = 260,313.23 × 66,881.35
  4. Step 4: Simplify right side
    173,531.62x = 17,410,100,245.26
  5. Step 5: Solve for x
    x = 17,410,100,245.26/173,531.62
  6. Step 6: Final answer
    x = 100,328.11

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1.5x scale

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.