Home / 107,056.13-160,616.64-40,516.70

Finding the Fourth Proportional to 107,056.13, 160,616.64 and 40,516.70

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Solution

The fourth proportional to 107,056.13, 160,616.64 and 40,516.70 is: 60,787.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,056.13 : 160,616.64 = 40,516.70 : x
  2. Step 2: Convert to fraction form
    107,056.13/160,616.64 = 40,516.70/x
  3. Step 3: Cross multiply
    107,056.13x = 160,616.64 × 40,516.70
  4. Step 4: Simplify right side
    107,056.13x = 6,507,656,217.89
  5. Step 5: Solve for x
    x = 6,507,656,217.89/107,056.13
  6. Step 6: Final answer
    x = 60,787.33

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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.