Home / 201,822.80-302,734.20-52,062.80

Finding the Fourth Proportional to 201,822.80, 302,734.20 and 52,062.80

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Solution

The fourth proportional to 201,822.80, 302,734.20 and 52,062.80 is: 78,094.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,822.80 : 302,734.20 = 52,062.80 : x
  2. Step 2: Convert to fraction form
    201,822.80/302,734.20 = 52,062.80/x
  3. Step 3: Cross multiply
    201,822.80x = 302,734.20 × 52,062.80
  4. Step 4: Simplify right side
    201,822.80x = 15,761,190,107.76
  5. Step 5: Solve for x
    x = 15,761,190,107.76/201,822.80
  6. Step 6: Final answer
    x = 78,094.20

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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.