Home / 190,074.60-284,766.30-154,823.40

Finding the Fourth Proportional to 190,074.60, 284,766.30 and 154,823.40

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Solution

The fourth proportional to 190,074.60, 284,766.30 and 154,823.40 is: 231,953.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,074.60 : 284,766.30 = 154,823.40 : x
  2. Step 2: Convert to fraction form
    190,074.60/284,766.30 = 154,823.40/x
  3. Step 3: Cross multiply
    190,074.60x = 284,766.30 × 154,823.40
  4. Step 4: Simplify right side
    190,074.60x = 44,088,486,771.42
  5. Step 5: Solve for x
    x = 44,088,486,771.42/190,074.60
  6. Step 6: Final answer
    x = 231,953.59

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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.