Home / 207,680.14-311,526.93-65,526.73

Finding the Fourth Proportional to 207,680.14, 311,526.93 and 65,526.73

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Solution

The fourth proportional to 207,680.14, 311,526.93 and 65,526.73 is: 98,292.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,680.14 : 311,526.93 = 65,526.73 : x
  2. Step 2: Convert to fraction form
    207,680.14/311,526.93 = 65,526.73/x
  3. Step 3: Cross multiply
    207,680.14x = 311,526.93 × 65,526.73
  4. Step 4: Simplify right side
    207,680.14x = 20,413,341,029.84
  5. Step 5: Solve for x
    x = 20,413,341,029.84/207,680.14
  6. Step 6: Final answer
    x = 98,292.22

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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.