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Finding the Fourth Proportional to 178,888.17, 246,871.23 and 98,314.23

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Solution

The fourth proportional to 178,888.17, 246,871.23 and 98,314.23 is: 135,676.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,888.17 : 246,871.23 = 98,314.23 : x
  2. Step 2: Convert to fraction form
    178,888.17/246,871.23 = 98,314.23/x
  3. Step 3: Cross multiply
    178,888.17x = 246,871.23 × 98,314.23
  4. Step 4: Simplify right side
    178,888.17x = 24,270,954,886.60
  5. Step 5: Solve for x
    x = 24,270,954,886.60/178,888.17
  6. Step 6: Final answer
    x = 135,676.69

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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.