Home / 114,880.05-172,320.14-36,000.43

Finding the Fourth Proportional to 114,880.05, 172,320.14 and 36,000.43

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Solution

The fourth proportional to 114,880.05, 172,320.14 and 36,000.43 is: 54,000.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,880.05 : 172,320.14 = 36,000.43 : x
  2. Step 2: Convert to fraction form
    114,880.05/172,320.14 = 36,000.43/x
  3. Step 3: Cross multiply
    114,880.05x = 172,320.14 × 36,000.43
  4. Step 4: Simplify right side
    114,880.05x = 6,203,598,796.86
  5. Step 5: Solve for x
    x = 6,203,598,796.86/114,880.05
  6. Step 6: Final answer
    x = 54,000.66

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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.