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Finding the Fourth Proportional to 69,030.32, 103,479.86 and 44,000.10

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Solution

The fourth proportional to 69,030.32, 103,479.86 and 44,000.10 is: 65,958.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,030.32 : 103,479.86 = 44,000.10 : x
  2. Step 2: Convert to fraction form
    69,030.32/103,479.86 = 44,000.10/x
  3. Step 3: Cross multiply
    69,030.32x = 103,479.86 × 44,000.10
  4. Step 4: Simplify right side
    69,030.32x = 4,553,123,967.99
  5. Step 5: Solve for x
    x = 4,553,123,967.99/69,030.32
  6. Step 6: Final answer
    x = 65,958.33

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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.