Home / 146,432.54-219,587.96-71,530.94

Finding the Fourth Proportional to 146,432.54, 219,587.96 and 71,530.94

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Solution

The fourth proportional to 146,432.54, 219,587.96 and 71,530.94 is: 107,266.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,432.54 : 219,587.96 = 71,530.94 : x
  2. Step 2: Convert to fraction form
    146,432.54/219,587.96 = 71,530.94/x
  3. Step 3: Cross multiply
    146,432.54x = 219,587.96 × 71,530.94
  4. Step 4: Simplify right side
    146,432.54x = 15,707,333,191.48
  5. Step 5: Solve for x
    x = 15,707,333,191.48/146,432.54
  6. Step 6: Final answer
    x = 107,266.69

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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.