Home / 116,490.80-174,473.60-81,586.24

Finding the Fourth Proportional to 116,490.80, 174,473.60 and 81,586.24

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Solution

The fourth proportional to 116,490.80, 174,473.60 and 81,586.24 is: 122,195.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,490.80 : 174,473.60 = 81,586.24 : x
  2. Step 2: Convert to fraction form
    116,490.80/174,473.60 = 81,586.24/x
  3. Step 3: Cross multiply
    116,490.80x = 174,473.60 × 81,586.24
  4. Step 4: Simplify right side
    116,490.80x = 14,234,645,003.26
  5. Step 5: Solve for x
    x = 14,234,645,003.26/116,490.80
  6. Step 6: Final answer
    x = 122,195.44

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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.