Home / 104,740.62-157,135.53-34,619.93

Finding the Fourth Proportional to 104,740.62, 157,135.53 and 34,619.93

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Solution

The fourth proportional to 104,740.62, 157,135.53 and 34,619.93 is: 51,938.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,740.62 : 157,135.53 = 34,619.93 : x
  2. Step 2: Convert to fraction form
    104,740.62/157,135.53 = 34,619.93/x
  3. Step 3: Cross multiply
    104,740.62x = 157,135.53 × 34,619.93
  4. Step 4: Simplify right side
    104,740.62x = 5,440,021,049.11
  5. Step 5: Solve for x
    x = 5,440,021,049.11/104,740.62
  6. Step 6: Final answer
    x = 51,938.03

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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.