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Finding the Fourth Proportional to 178,759.92, 246,701.52 and 118,225.92

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Solution

The fourth proportional to 178,759.92, 246,701.52 and 118,225.92 is: 163,160.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,759.92 : 246,701.52 = 118,225.92 : x
  2. Step 2: Convert to fraction form
    178,759.92/246,701.52 = 118,225.92/x
  3. Step 3: Cross multiply
    178,759.92x = 246,701.52 × 118,225.92
  4. Step 4: Simplify right side
    178,759.92x = 29,166,514,167.40
  5. Step 5: Solve for x
    x = 29,166,514,167.40/178,759.92
  6. Step 6: Final answer
    x = 163,160.26

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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.