Home / 190,048.72-284,505.15-114,941.68

Finding the Fourth Proportional to 190,048.72, 284,505.15 and 114,941.68

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Solution

The fourth proportional to 190,048.72, 284,505.15 and 114,941.68 is: 172,069.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,048.72 : 284,505.15 = 114,941.68 : x
  2. Step 2: Convert to fraction form
    190,048.72/284,505.15 = 114,941.68/x
  3. Step 3: Cross multiply
    190,048.72x = 284,505.15 × 114,941.68
  4. Step 4: Simplify right side
    190,048.72x = 32,701,499,909.65
  5. Step 5: Solve for x
    x = 32,701,499,909.65/190,048.72
  6. Step 6: Final answer
    x = 172,069.04

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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.