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Finding the Fourth Proportional to 195,281.60, 292,922.40 and 70,593.44

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Solution

The fourth proportional to 195,281.60, 292,922.40 and 70,593.44 is: 105,890.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,281.60 : 292,922.40 = 70,593.44 : x
  2. Step 2: Convert to fraction form
    195,281.60/292,922.40 = 70,593.44/x
  3. Step 3: Cross multiply
    195,281.60x = 292,922.40 × 70,593.44
  4. Step 4: Simplify right side
    195,281.60x = 20,678,399,869.06
  5. Step 5: Solve for x
    x = 20,678,399,869.06/195,281.60
  6. Step 6: Final answer
    x = 105,890.16

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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.