Home / 156,388.38-234,582.59-38,059.72

Finding the Fourth Proportional to 156,388.38, 234,582.59 and 38,059.72

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Solution

The fourth proportional to 156,388.38, 234,582.59 and 38,059.72 is: 57,089.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,388.38 : 234,582.59 = 38,059.72 : x
  2. Step 2: Convert to fraction form
    156,388.38/234,582.59 = 38,059.72/x
  3. Step 3: Cross multiply
    156,388.38x = 234,582.59 × 38,059.72
  4. Step 4: Simplify right side
    156,388.38x = 8,928,146,618.40
  5. Step 5: Solve for x
    x = 8,928,146,618.40/156,388.38
  6. Step 6: Final answer
    x = 57,089.58

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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.