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Finding the Fourth Proportional to 178,573.56, 246,434.56 and 98,008.58

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Solution

The fourth proportional to 178,573.56, 246,434.56 and 98,008.58 is: 135,253.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,573.56 : 246,434.56 = 98,008.58 : x
  2. Step 2: Convert to fraction form
    178,573.56/246,434.56 = 98,008.58/x
  3. Step 3: Cross multiply
    178,573.56x = 246,434.56 × 98,008.58
  4. Step 4: Simplify right side
    178,573.56x = 24,152,701,288.52
  5. Step 5: Solve for x
    x = 24,152,701,288.52/178,573.56
  6. Step 6: Final answer
    x = 135,253.51

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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.