Home / 165,742.45-248,830.49-98,397.43

Finding the Fourth Proportional to 165,742.45, 248,830.49 and 98,397.43

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Solution

The fourth proportional to 165,742.45, 248,830.49 and 98,397.43 is: 147,724.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,742.45 : 248,830.49 = 98,397.43 : x
  2. Step 2: Convert to fraction form
    165,742.45/248,830.49 = 98,397.43/x
  3. Step 3: Cross multiply
    165,742.45x = 248,830.49 × 98,397.43
  4. Step 4: Simplify right side
    165,742.45x = 24,484,280,721.64
  5. Step 5: Solve for x
    x = 24,484,280,721.64/165,742.45
  6. Step 6: Final answer
    x = 147,724.86

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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.