Home / 118,472.74-177,718.27-39,587.24

Finding the Fourth Proportional to 118,472.74, 177,718.27 and 39,587.24

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Solution

The fourth proportional to 118,472.74, 177,718.27 and 39,587.24 is: 59,383.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,472.74 : 177,718.27 = 39,587.24 : x
  2. Step 2: Convert to fraction form
    118,472.74/177,718.27 = 39,587.24/x
  3. Step 3: Cross multiply
    118,472.74x = 177,718.27 × 39,587.24
  4. Step 4: Simplify right side
    118,472.74x = 7,035,375,806.87
  5. Step 5: Solve for x
    x = 7,035,375,806.87/118,472.74
  6. Step 6: Final answer
    x = 59,383.92

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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.