Home / 157,450.50-217,359.26-109,089.10

Finding the Fourth Proportional to 157,450.50, 217,359.26 and 109,089.10

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Solution

The fourth proportional to 157,450.50, 217,359.26 and 109,089.10 is: 150,596.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,450.50 : 217,359.26 = 109,089.10 : x
  2. Step 2: Convert to fraction form
    157,450.50/217,359.26 = 109,089.10/x
  3. Step 3: Cross multiply
    157,450.50x = 217,359.26 × 109,089.10
  4. Step 4: Simplify right side
    157,450.50x = 23,711,525,116.16
  5. Step 5: Solve for x
    x = 23,711,525,116.16/157,450.50
  6. Step 6: Final answer
    x = 150,596.70

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1.5x scale

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.