Home / 103,316.75-155,001.14-29,444.75

Finding the Fourth Proportional to 103,316.75, 155,001.14 and 29,444.75

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Solution

The fourth proportional to 103,316.75, 155,001.14 and 29,444.75 is: 44,174.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,316.75 : 155,001.14 = 29,444.75 : x
  2. Step 2: Convert to fraction form
    103,316.75/155,001.14 = 29,444.75/x
  3. Step 3: Cross multiply
    103,316.75x = 155,001.14 × 29,444.75
  4. Step 4: Simplify right side
    103,316.75x = 4,563,969,817.02
  5. Step 5: Solve for x
    x = 4,563,969,817.02/103,316.75
  6. Step 6: Final answer
    x = 44,174.54

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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.