Home / 118,472.23-177,717.53-39,586.74

Finding the Fourth Proportional to 118,472.23, 177,717.53 and 39,586.74

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Solution

The fourth proportional to 118,472.23, 177,717.53 and 39,586.74 is: 59,383.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,472.23 : 177,717.53 = 39,586.74 : x
  2. Step 2: Convert to fraction form
    118,472.23/177,717.53 = 39,586.74/x
  3. Step 3: Cross multiply
    118,472.23x = 177,717.53 × 39,586.74
  4. Step 4: Simplify right side
    118,472.23x = 7,035,257,653.55
  5. Step 5: Solve for x
    x = 7,035,257,653.55/118,472.23
  6. Step 6: Final answer
    x = 59,383.18

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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.