Home / 347,834.88-521,726.80-111,114

Finding the Fourth Proportional to 347,834.88, 521,726.80 and 111,114

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Solution

The fourth proportional to 347,834.88, 521,726.80 and 111,114 is: 166,662.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,834.88 : 521,726.80 = 111,114 : x
  2. Step 2: Convert to fraction form
    347,834.88/521,726.80 = 111,114/x
  3. Step 3: Cross multiply
    347,834.88x = 521,726.80 × 111,114
  4. Step 4: Simplify right side
    347,834.88x = 57,971,151,655.20
  5. Step 5: Solve for x
    x = 57,971,151,655.20/347,834.88
  6. Step 6: Final answer
    x = 166,662.85

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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.