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Finding the Fourth Proportional to 176,756.88, 243,929.63 and 96,189.60

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Solution

The fourth proportional to 176,756.88, 243,929.63 and 96,189.60 is: 132,744.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,756.88 : 243,929.63 = 96,189.60 : x
  2. Step 2: Convert to fraction form
    176,756.88/243,929.63 = 96,189.60/x
  3. Step 3: Cross multiply
    176,756.88x = 243,929.63 × 96,189.60
  4. Step 4: Simplify right side
    176,756.88x = 23,463,493,465.94
  5. Step 5: Solve for x
    x = 23,463,493,465.94/176,756.88
  6. Step 6: Final answer
    x = 132,744.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.