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Finding the Fourth Proportional to 158,583.92, 237,409.32 and 105,862.64

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Solution

The fourth proportional to 158,583.92, 237,409.32 and 105,862.64 is: 158,482.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,583.92 : 237,409.32 = 105,862.64 : x
  2. Step 2: Convert to fraction form
    158,583.92/237,409.32 = 105,862.64/x
  3. Step 3: Cross multiply
    158,583.92x = 237,409.32 × 105,862.64
  4. Step 4: Simplify right side
    158,583.92x = 25,132,777,375.80
  5. Step 5: Solve for x
    x = 25,132,777,375.80/158,583.92
  6. Step 6: Final answer
    x = 158,482.51

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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.