Home / 107,369.50-161,053.23-65,261.20

Finding the Fourth Proportional to 107,369.50, 161,053.23 and 65,261.20

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Solution

The fourth proportional to 107,369.50, 161,053.23 and 65,261.20 is: 97,891.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,369.50 : 161,053.23 = 65,261.20 : x
  2. Step 2: Convert to fraction form
    107,369.50/161,053.23 = 65,261.20/x
  3. Step 3: Cross multiply
    107,369.50x = 161,053.23 × 65,261.20
  4. Step 4: Simplify right side
    107,369.50x = 10,510,527,053.68
  5. Step 5: Solve for x
    x = 10,510,527,053.68/107,369.50
  6. Step 6: Final answer
    x = 97,891.18

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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.