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Finding the Fourth Proportional to 176,173.68, 264,300.89 and 76,350.63

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Solution

The fourth proportional to 176,173.68, 264,300.89 and 76,350.63 is: 114,543.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,173.68 : 264,300.89 = 76,350.63 : x
  2. Step 2: Convert to fraction form
    176,173.68/264,300.89 = 76,350.63/x
  3. Step 3: Cross multiply
    176,173.68x = 264,300.89 × 76,350.63
  4. Step 4: Simplify right side
    176,173.68x = 20,179,539,079.31
  5. Step 5: Solve for x
    x = 20,179,539,079.31/176,173.68
  6. Step 6: Final answer
    x = 114,543.44

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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.