Home / 165,051.42-247,612.68-52,705.24

Finding the Fourth Proportional to 165,051.42, 247,612.68 and 52,705.24

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Solution

The fourth proportional to 165,051.42, 247,612.68 and 52,705.24 is: 79,069.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,051.42 : 247,612.68 = 52,705.24 : x
  2. Step 2: Convert to fraction form
    165,051.42/247,612.68 = 52,705.24/x
  3. Step 3: Cross multiply
    165,051.42x = 247,612.68 × 52,705.24
  4. Step 4: Simplify right side
    165,051.42x = 13,050,485,726.44
  5. Step 5: Solve for x
    x = 13,050,485,726.44/165,051.42
  6. Step 6: Final answer
    x = 79,069.21

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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.