Home / 183,853.61-253,704.35-103,294.56

Finding the Fourth Proportional to 183,853.61, 253,704.35 and 103,294.56

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Solution

The fourth proportional to 183,853.61, 253,704.35 and 103,294.56 is: 142,538.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,853.61 : 253,704.35 = 103,294.56 : x
  2. Step 2: Convert to fraction form
    183,853.61/253,704.35 = 103,294.56/x
  3. Step 3: Cross multiply
    183,853.61x = 253,704.35 × 103,294.56
  4. Step 4: Simplify right side
    183,853.61x = 26,206,278,686.86
  5. Step 5: Solve for x
    x = 26,206,278,686.86/183,853.61
  6. Step 6: Final answer
    x = 142,538.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.