Home / 327,095.53-451,325.65-191,103.21

Finding the Fourth Proportional to 327,095.53, 451,325.65 and 191,103.21

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Solution

The fourth proportional to 327,095.53, 451,325.65 and 191,103.21 is: 263,683.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,095.53 : 451,325.65 = 191,103.21 : x
  2. Step 2: Convert to fraction form
    327,095.53/451,325.65 = 191,103.21/x
  3. Step 3: Cross multiply
    327,095.53x = 451,325.65 × 191,103.21
  4. Step 4: Simplify right side
    327,095.53x = 86,249,779,992.58
  5. Step 5: Solve for x
    x = 86,249,779,992.58/327,095.53
  6. Step 6: Final answer
    x = 263,683.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.