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Finding the Fourth Proportional to 195,339.42, 293,100.29 and 69,075.29

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Solution

The fourth proportional to 195,339.42, 293,100.29 and 69,075.29 is: 103,645.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,339.42 : 293,100.29 = 69,075.29 : x
  2. Step 2: Convert to fraction form
    195,339.42/293,100.29 = 69,075.29/x
  3. Step 3: Cross multiply
    195,339.42x = 293,100.29 × 69,075.29
  4. Step 4: Simplify right side
    195,339.42x = 20,245,985,719.96
  5. Step 5: Solve for x
    x = 20,245,985,719.96/195,339.42
  6. Step 6: Final answer
    x = 103,645.16

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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.