Home / 165,526.10-248,807.55-162,415.70

Finding the Fourth Proportional to 165,526.10, 248,807.55 and 162,415.70

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Solution

The fourth proportional to 165,526.10, 248,807.55 and 162,415.70 is: 244,132.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,526.10 : 248,807.55 = 162,415.70 : x
  2. Step 2: Convert to fraction form
    165,526.10/248,807.55 = 162,415.70/x
  3. Step 3: Cross multiply
    165,526.10x = 248,807.55 × 162,415.70
  4. Step 4: Simplify right side
    165,526.10x = 40,410,252,398.54
  5. Step 5: Solve for x
    x = 40,410,252,398.54/165,526.10
  6. Step 6: Final answer
    x = 244,132.21

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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.