Home / 214,000.04-321,048.70-114,107.56

Finding the Fourth Proportional to 214,000.04, 321,048.70 and 114,107.56

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Solution

The fourth proportional to 214,000.04, 321,048.70 and 114,107.56 is: 171,187.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,000.04 : 321,048.70 = 114,107.56 : x
  2. Step 2: Convert to fraction form
    214,000.04/321,048.70 = 114,107.56/x
  3. Step 3: Cross multiply
    214,000.04x = 321,048.70 × 114,107.56
  4. Step 4: Simplify right side
    214,000.04x = 36,634,083,798.17
  5. Step 5: Solve for x
    x = 36,634,083,798.17/214,000.04
  6. Step 6: Final answer
    x = 171,187.28

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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.