Home / 152,987.69-229,571.43-64,234.37

Finding the Fourth Proportional to 152,987.69, 229,571.43 and 64,234.37

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Solution

The fourth proportional to 152,987.69, 229,571.43 and 64,234.37 is: 96,389.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,987.69 : 229,571.43 = 64,234.37 : x
  2. Step 2: Convert to fraction form
    152,987.69/229,571.43 = 64,234.37/x
  3. Step 3: Cross multiply
    152,987.69x = 229,571.43 × 64,234.37
  4. Step 4: Simplify right side
    152,987.69x = 14,746,376,176.05
  5. Step 5: Solve for x
    x = 14,746,376,176.05/152,987.69
  6. Step 6: Final answer
    x = 96,389.30

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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.