Home / 117,355.74-176,032.89-38,469.39

Finding the Fourth Proportional to 117,355.74, 176,032.89 and 38,469.39

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Solution

The fourth proportional to 117,355.74, 176,032.89 and 38,469.39 is: 57,703.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,355.74 : 176,032.89 = 38,469.39 : x
  2. Step 2: Convert to fraction form
    117,355.74/176,032.89 = 38,469.39/x
  3. Step 3: Cross multiply
    117,355.74x = 176,032.89 × 38,469.39
  4. Step 4: Simplify right side
    117,355.74x = 6,771,877,898.24
  5. Step 5: Solve for x
    x = 6,771,877,898.24/117,355.74
  6. Step 6: Final answer
    x = 57,703.85

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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.