Home / 107,516.80-161,323.20-37,446.40

Finding the Fourth Proportional to 107,516.80, 161,323.20 and 37,446.40

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Solution

The fourth proportional to 107,516.80, 161,323.20 and 37,446.40 is: 56,186.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,516.80 : 161,323.20 = 37,446.40 : x
  2. Step 2: Convert to fraction form
    107,516.80/161,323.20 = 37,446.40/x
  3. Step 3: Cross multiply
    107,516.80x = 161,323.20 × 37,446.40
  4. Step 4: Simplify right side
    107,516.80x = 6,040,973,076.48
  5. Step 5: Solve for x
    x = 6,040,973,076.48/107,516.80
  6. Step 6: Final answer
    x = 56,186.32

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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.