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Finding the Fourth Proportional to 350,103.48, 525,155.67 and 97,383.98

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Solution

The fourth proportional to 350,103.48, 525,155.67 and 97,383.98 is: 146,076.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,103.48 : 525,155.67 = 97,383.98 : x
  2. Step 2: Convert to fraction form
    350,103.48/525,155.67 = 97,383.98/x
  3. Step 3: Cross multiply
    350,103.48x = 525,155.67 × 97,383.98
  4. Step 4: Simplify right side
    350,103.48x = 51,141,746,638.39
  5. Step 5: Solve for x
    x = 51,141,746,638.39/350,103.48
  6. Step 6: Final answer
    x = 146,076.09

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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.