Home / 231,741.69-347,003.47-186,522.40

Finding the Fourth Proportional to 231,741.69, 347,003.47 and 186,522.40

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Solution

The fourth proportional to 231,741.69, 347,003.47 and 186,522.40 is: 279,293.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,741.69 : 347,003.47 = 186,522.40 : x
  2. Step 2: Convert to fraction form
    231,741.69/347,003.47 = 186,522.40/x
  3. Step 3: Cross multiply
    231,741.69x = 347,003.47 × 186,522.40
  4. Step 4: Simplify right side
    231,741.69x = 64,723,920,032.73
  5. Step 5: Solve for x
    x = 64,723,920,032.73/231,741.69
  6. Step 6: Final answer
    x = 279,293.38

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1.5x scale

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.