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Finding the Fourth Proportional to 182,969.70, 274,454.55 and 89,657.70

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Solution

The fourth proportional to 182,969.70, 274,454.55 and 89,657.70 is: 134,486.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,969.70 : 274,454.55 = 89,657.70 : x
  2. Step 2: Convert to fraction form
    182,969.70/274,454.55 = 89,657.70/x
  3. Step 3: Cross multiply
    182,969.70x = 274,454.55 × 89,657.70
  4. Step 4: Simplify right side
    182,969.70x = 24,606,963,707.54
  5. Step 5: Solve for x
    x = 24,606,963,707.54/182,969.70
  6. Step 6: Final answer
    x = 134,486.55

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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.