Home / 305,740.23-458,691.67-106,060.30

Finding the Fourth Proportional to 305,740.23, 458,691.67 and 106,060.30

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Solution

The fourth proportional to 305,740.23, 458,691.67 and 106,060.30 is: 159,118.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,740.23 : 458,691.67 = 106,060.30 : x
  2. Step 2: Convert to fraction form
    305,740.23/458,691.67 = 106,060.30/x
  3. Step 3: Cross multiply
    305,740.23x = 458,691.67 × 106,060.30
  4. Step 4: Simplify right side
    305,740.23x = 48,648,975,113.55
  5. Step 5: Solve for x
    x = 48,648,975,113.55/305,740.23
  6. Step 6: Final answer
    x = 159,118.66

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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.