Home / 347,736.48-521,599.12-111,077.60

Finding the Fourth Proportional to 347,736.48, 521,599.12 and 111,077.60

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Solution

The fourth proportional to 347,736.48, 521,599.12 and 111,077.60 is: 166,614.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,736.48 : 521,599.12 = 111,077.60 : x
  2. Step 2: Convert to fraction form
    347,736.48/521,599.12 = 111,077.60/x
  3. Step 3: Cross multiply
    347,736.48x = 521,599.12 × 111,077.60
  4. Step 4: Simplify right side
    347,736.48x = 57,937,978,411.71
  5. Step 5: Solve for x
    x = 57,937,978,411.71/347,736.48
  6. Step 6: Final answer
    x = 166,614.61

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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.