Home / 117,064.90-175,579.53-38,179

Finding the Fourth Proportional to 117,064.90, 175,579.53 and 38,179

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Solution

The fourth proportional to 117,064.90, 175,579.53 and 38,179 is: 57,262.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,064.90 : 175,579.53 = 38,179 : x
  2. Step 2: Convert to fraction form
    117,064.90/175,579.53 = 38,179/x
  3. Step 3: Cross multiply
    117,064.90x = 175,579.53 × 38,179
  4. Step 4: Simplify right side
    117,064.90x = 6,703,450,875.87
  5. Step 5: Solve for x
    x = 6,703,450,875.87/117,064.90
  6. Step 6: Final answer
    x = 57,262.69

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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.