Home / 355,177.22-490,136.54-194,032.98

Finding the Fourth Proportional to 355,177.22, 490,136.54 and 194,032.98

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Solution

The fourth proportional to 355,177.22, 490,136.54 and 194,032.98 is: 267,761.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,177.22 : 490,136.54 = 194,032.98 : x
  2. Step 2: Convert to fraction form
    355,177.22/490,136.54 = 194,032.98/x
  3. Step 3: Cross multiply
    355,177.22x = 490,136.54 × 194,032.98
  4. Step 4: Simplify right side
    355,177.22x = 95,102,652,492.92
  5. Step 5: Solve for x
    x = 95,102,652,492.92/355,177.22
  6. Step 6: Final answer
    x = 267,761.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.