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Finding the Fourth Proportional to 158,175.65, 237,256.53 and 45,853.41

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Solution

The fourth proportional to 158,175.65, 237,256.53 and 45,853.41 is: 68,778.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,175.65 : 237,256.53 = 45,853.41 : x
  2. Step 2: Convert to fraction form
    158,175.65/237,256.53 = 45,853.41/x
  3. Step 3: Cross multiply
    158,175.65x = 237,256.53 × 45,853.41
  4. Step 4: Simplify right side
    158,175.65x = 10,879,020,945.27
  5. Step 5: Solve for x
    x = 10,879,020,945.27/158,175.65
  6. Step 6: Final answer
    x = 68,778.10

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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.