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Finding the Fourth Proportional to 69,030.81, 103,480.60 and 44,000.59

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Solution

The fourth proportional to 69,030.81, 103,480.60 and 44,000.59 is: 65,959.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,030.81 : 103,480.60 = 44,000.59 : x
  2. Step 2: Convert to fraction form
    69,030.81/103,480.60 = 44,000.59/x
  3. Step 3: Cross multiply
    69,030.81x = 103,480.60 × 44,000.59
  4. Step 4: Simplify right side
    69,030.81x = 4,553,207,453.55
  5. Step 5: Solve for x
    x = 4,553,207,453.55/69,030.81
  6. Step 6: Final answer
    x = 65,959.06

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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.