Home / 156,585.91-234,876.81-38,258.27

Finding the Fourth Proportional to 156,585.91, 234,876.81 and 38,258.27

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Solution

The fourth proportional to 156,585.91, 234,876.81 and 38,258.27 is: 57,386.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,585.91 : 234,876.81 = 38,258.27 : x
  2. Step 2: Convert to fraction form
    156,585.91/234,876.81 = 38,258.27/x
  3. Step 3: Cross multiply
    156,585.91x = 234,876.81 × 38,258.27
  4. Step 4: Simplify right side
    156,585.91x = 8,985,981,584.77
  5. Step 5: Solve for x
    x = 8,985,981,584.77/156,585.91
  6. Step 6: Final answer
    x = 57,386.91

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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.