Home / 69,818.41-104,552.65-55,107.19

Finding the Fourth Proportional to 69,818.41, 104,552.65 and 55,107.19

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Solution

The fourth proportional to 69,818.41, 104,552.65 and 55,107.19 is: 82,522.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,818.41 : 104,552.65 = 55,107.19 : x
  2. Step 2: Convert to fraction form
    69,818.41/104,552.65 = 55,107.19/x
  3. Step 3: Cross multiply
    69,818.41x = 104,552.65 × 55,107.19
  4. Step 4: Simplify right side
    69,818.41x = 5,761,602,748.55
  5. Step 5: Solve for x
    x = 5,761,602,748.55/69,818.41
  6. Step 6: Final answer
    x = 82,522.69

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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.