Home / 201,881.10-302,493.60-190,071.30

Finding the Fourth Proportional to 201,881.10, 302,493.60 and 190,071.30

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Solution

The fourth proportional to 201,881.10, 302,493.60 and 190,071.30 is: 284,798.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,881.10 : 302,493.60 = 190,071.30 : x
  2. Step 2: Convert to fraction form
    201,881.10/302,493.60 = 190,071.30/x
  3. Step 3: Cross multiply
    201,881.10x = 302,493.60 × 190,071.30
  4. Step 4: Simplify right side
    201,881.10x = 57,495,351,793.68
  5. Step 5: Solve for x
    x = 57,495,351,793.68/201,881.10
  6. Step 6: Final answer
    x = 284,798.09

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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.