Home / 195,327.10-292,990.74-70,638.94

Finding the Fourth Proportional to 195,327.10, 292,990.74 and 70,638.94

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Solution

The fourth proportional to 195,327.10, 292,990.74 and 70,638.94 is: 105,958.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,327.10 : 292,990.74 = 70,638.94 : x
  2. Step 2: Convert to fraction form
    195,327.10/292,990.74 = 70,638.94/x
  3. Step 3: Cross multiply
    195,327.10x = 292,990.74 × 70,638.94
  4. Step 4: Simplify right side
    195,327.10x = 20,696,555,303.42
  5. Step 5: Solve for x
    x = 20,696,555,303.42/195,327.10
  6. Step 6: Final answer
    x = 105,958.44

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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.