Home / 201,824.60-302,591.10-113,105.30

Finding the Fourth Proportional to 201,824.60, 302,591.10 and 113,105.30

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Solution

The fourth proportional to 201,824.60, 302,591.10 and 113,105.30 is: 169,576.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,824.60 : 302,591.10 = 113,105.30 : x
  2. Step 2: Convert to fraction form
    201,824.60/302,591.10 = 113,105.30/x
  3. Step 3: Cross multiply
    201,824.60x = 302,591.10 × 113,105.30
  4. Step 4: Simplify right side
    201,824.60x = 34,224,657,142.83
  5. Step 5: Solve for x
    x = 34,224,657,142.83/201,824.60
  6. Step 6: Final answer
    x = 169,576.24

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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.