Home / 165,220.16-247,830.48-40,561.16

Finding the Fourth Proportional to 165,220.16, 247,830.48 and 40,561.16

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Solution

The fourth proportional to 165,220.16, 247,830.48 and 40,561.16 is: 60,841.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,220.16 : 247,830.48 = 40,561.16 : x
  2. Step 2: Convert to fraction form
    165,220.16/247,830.48 = 40,561.16/x
  3. Step 3: Cross multiply
    165,220.16x = 247,830.48 × 40,561.16
  4. Step 4: Simplify right side
    165,220.16x = 10,052,290,513.00
  5. Step 5: Solve for x
    x = 10,052,290,513.00/165,220.16
  6. Step 6: Final answer
    x = 60,841.79

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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.