Home / 147,295.41-203,269.04-83,634.57

Finding the Fourth Proportional to 147,295.41, 203,269.04 and 83,634.57

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Solution

The fourth proportional to 147,295.41, 203,269.04 and 83,634.57 is: 115,416.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,295.41 : 203,269.04 = 83,634.57 : x
  2. Step 2: Convert to fraction form
    147,295.41/203,269.04 = 83,634.57/x
  3. Step 3: Cross multiply
    147,295.41x = 203,269.04 × 83,634.57
  4. Step 4: Simplify right side
    147,295.41x = 17,000,318,336.54
  5. Step 5: Solve for x
    x = 17,000,318,336.54/147,295.41
  6. Step 6: Final answer
    x = 115,416.48

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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.