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Finding the Fourth Proportional to 152,893.70, 229,340.55 and 40,573.70

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Solution

The fourth proportional to 152,893.70, 229,340.55 and 40,573.70 is: 60,860.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,893.70 : 229,340.55 = 40,573.70 : x
  2. Step 2: Convert to fraction form
    152,893.70/229,340.55 = 40,573.70/x
  3. Step 3: Cross multiply
    152,893.70x = 229,340.55 × 40,573.70
  4. Step 4: Simplify right side
    152,893.70x = 9,305,194,673.54
  5. Step 5: Solve for x
    x = 9,305,194,673.54/152,893.70
  6. Step 6: Final answer
    x = 60,860.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.