Home / 152,578.08-210,569.22-88,902.36

Finding the Fourth Proportional to 152,578.08, 210,569.22 and 88,902.36

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Solution

The fourth proportional to 152,578.08, 210,569.22 and 88,902.36 is: 122,691.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,578.08 : 210,569.22 = 88,902.36 : x
  2. Step 2: Convert to fraction form
    152,578.08/210,569.22 = 88,902.36/x
  3. Step 3: Cross multiply
    152,578.08x = 210,569.22 × 88,902.36
  4. Step 4: Simplify right side
    152,578.08x = 18,720,100,601.36
  5. Step 5: Solve for x
    x = 18,720,100,601.36/152,578.08
  6. Step 6: Final answer
    x = 122,691.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.