Home / 170,313.17-235,020.83-98,680.41

Finding the Fourth Proportional to 170,313.17, 235,020.83 and 98,680.41

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Solution

The fourth proportional to 170,313.17, 235,020.83 and 98,680.41 is: 136,172.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,313.17 : 235,020.83 = 98,680.41 : x
  2. Step 2: Convert to fraction form
    170,313.17/235,020.83 = 98,680.41/x
  3. Step 3: Cross multiply
    170,313.17x = 235,020.83 × 98,680.41
  4. Step 4: Simplify right side
    170,313.17x = 23,191,951,369.54
  5. Step 5: Solve for x
    x = 23,191,951,369.54/170,313.17
  6. Step 6: Final answer
    x = 136,172.39

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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.