Home / 156,687.14-234,940.58-83,566.90

Finding the Fourth Proportional to 156,687.14, 234,940.58 and 83,566.90

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Solution

The fourth proportional to 156,687.14, 234,940.58 and 83,566.90 is: 125,302.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,687.14 : 234,940.58 = 83,566.90 : x
  2. Step 2: Convert to fraction form
    156,687.14/234,940.58 = 83,566.90/x
  3. Step 3: Cross multiply
    156,687.14x = 234,940.58 × 83,566.90
  4. Step 4: Simplify right side
    156,687.14x = 19,633,255,954.80
  5. Step 5: Solve for x
    x = 19,633,255,954.80/156,687.14
  6. Step 6: Final answer
    x = 125,302.28

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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.