Home / 355,134.12-532,779.89-102,394.88

Finding the Fourth Proportional to 355,134.12, 532,779.89 and 102,394.88

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Solution

The fourth proportional to 355,134.12, 532,779.89 and 102,394.88 is: 153,615.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,134.12 : 532,779.89 = 102,394.88 : x
  2. Step 2: Convert to fraction form
    355,134.12/532,779.89 = 102,394.88/x
  3. Step 3: Cross multiply
    355,134.12x = 532,779.89 × 102,394.88
  4. Step 4: Simplify right side
    355,134.12x = 54,553,933,722.94
  5. Step 5: Solve for x
    x = 54,553,933,722.94/355,134.12
  6. Step 6: Final answer
    x = 153,615.02

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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.