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Finding the Fourth Proportional to 201,071.34, 301,648.40 and 58,921.22

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Solution

The fourth proportional to 201,071.34, 301,648.40 and 58,921.22 is: 88,393.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,071.34 : 301,648.40 = 58,921.22 : x
  2. Step 2: Convert to fraction form
    201,071.34/301,648.40 = 58,921.22/x
  3. Step 3: Cross multiply
    201,071.34x = 301,648.40 × 58,921.22
  4. Step 4: Simplify right side
    201,071.34x = 17,773,492,750.95
  5. Step 5: Solve for x
    x = 17,773,492,750.95/201,071.34
  6. Step 6: Final answer
    x = 88,393.97

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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.