Home / 190,376.92-285,569.97-64,018.81

Finding the Fourth Proportional to 190,376.92, 285,569.97 and 64,018.81

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Solution

The fourth proportional to 190,376.92, 285,569.97 and 64,018.81 is: 96,029.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,376.92 : 285,569.97 = 64,018.81 : x
  2. Step 2: Convert to fraction form
    190,376.92/285,569.97 = 64,018.81/x
  3. Step 3: Cross multiply
    190,376.92x = 285,569.97 × 64,018.81
  4. Step 4: Simplify right side
    190,376.92x = 18,281,849,651.14
  5. Step 5: Solve for x
    x = 18,281,849,651.14/190,376.92
  6. Step 6: Final answer
    x = 96,029.76

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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.