Home / 159,192.96-219,707.46-102,768.36

Finding the Fourth Proportional to 159,192.96, 219,707.46 and 102,768.36

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Solution

The fourth proportional to 159,192.96, 219,707.46 and 102,768.36 is: 141,834.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,192.96 : 219,707.46 = 102,768.36 : x
  2. Step 2: Convert to fraction form
    159,192.96/219,707.46 = 102,768.36/x
  3. Step 3: Cross multiply
    159,192.96x = 219,707.46 × 102,768.36
  4. Step 4: Simplify right side
    159,192.96x = 22,578,975,343.97
  5. Step 5: Solve for x
    x = 22,578,975,343.97/159,192.96
  6. Step 6: Final answer
    x = 141,834.01

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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.