Home / 190,498.93-285,919.72-101,828.23

Finding the Fourth Proportional to 190,498.93, 285,919.72 and 101,828.23

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Solution

The fourth proportional to 190,498.93, 285,919.72 and 101,828.23 is: 152,833.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,498.93 : 285,919.72 = 101,828.23 : x
  2. Step 2: Convert to fraction form
    190,498.93/285,919.72 = 101,828.23/x
  3. Step 3: Cross multiply
    190,498.93x = 285,919.72 × 101,828.23
  4. Step 4: Simplify right side
    190,498.93x = 29,114,698,040.33
  5. Step 5: Solve for x
    x = 29,114,698,040.33/190,498.93
  6. Step 6: Final answer
    x = 152,833.92

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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.