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Finding the Fourth Proportional to 178,586.93, 246,465.09 and 98,028.10

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Solution

The fourth proportional to 178,586.93, 246,465.09 and 98,028.10 is: 135,287.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,586.93 : 246,465.09 = 98,028.10 : x
  2. Step 2: Convert to fraction form
    178,586.93/246,465.09 = 98,028.10/x
  3. Step 3: Cross multiply
    178,586.93x = 246,465.09 × 98,028.10
  4. Step 4: Simplify right side
    178,586.93x = 24,160,504,489.03
  5. Step 5: Solve for x
    x = 24,160,504,489.03/178,586.93
  6. Step 6: Final answer
    x = 135,287.08

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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.