Home / 165,916.80-248,846.40-60,681.60

Finding the Fourth Proportional to 165,916.80, 248,846.40 and 60,681.60

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Solution

The fourth proportional to 165,916.80, 248,846.40 and 60,681.60 is: 91,011.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,916.80 : 248,846.40 = 60,681.60 : x
  2. Step 2: Convert to fraction form
    165,916.80/248,846.40 = 60,681.60/x
  3. Step 3: Cross multiply
    165,916.80x = 248,846.40 × 60,681.60
  4. Step 4: Simplify right side
    165,916.80x = 15,100,397,706.24
  5. Step 5: Solve for x
    x = 15,100,397,706.24/165,916.80
  6. Step 6: Final answer
    x = 91,011.87

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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.