Home / 358,650.30-537,849.72-105,863.34

Finding the Fourth Proportional to 358,650.30, 537,849.72 and 105,863.34

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Solution

The fourth proportional to 358,650.30, 537,849.72 and 105,863.34 is: 158,757.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,650.30 : 537,849.72 = 105,863.34 : x
  2. Step 2: Convert to fraction form
    358,650.30/537,849.72 = 105,863.34/x
  3. Step 3: Cross multiply
    358,650.30x = 537,849.72 × 105,863.34
  4. Step 4: Simplify right side
    358,650.30x = 56,938,567,777.26
  5. Step 5: Solve for x
    x = 56,938,567,777.26/358,650.30
  6. Step 6: Final answer
    x = 158,757.90

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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.