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Finding the Fourth Proportional to 168,463.53, 232,479.72 and 93,012.03

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Solution

The fourth proportional to 168,463.53, 232,479.72 and 93,012.03 is: 128,356.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,463.53 : 232,479.72 = 93,012.03 : x
  2. Step 2: Convert to fraction form
    168,463.53/232,479.72 = 93,012.03/x
  3. Step 3: Cross multiply
    168,463.53x = 232,479.72 × 93,012.03
  4. Step 4: Simplify right side
    168,463.53x = 21,623,410,691.03
  5. Step 5: Solve for x
    x = 21,623,410,691.03/168,463.53
  6. Step 6: Final answer
    x = 128,356.63

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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.