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Finding the Fourth Proportional to 69,035.58, 103,487.70 and 44,005.35

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Solution

The fourth proportional to 69,035.58, 103,487.70 and 44,005.35 is: 65,966.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,035.58 : 103,487.70 = 44,005.35 : x
  2. Step 2: Convert to fraction form
    69,035.58/103,487.70 = 44,005.35/x
  3. Step 3: Cross multiply
    69,035.58x = 103,487.70 × 44,005.35
  4. Step 4: Simplify right side
    69,035.58x = 4,554,012,459.20
  5. Step 5: Solve for x
    x = 4,554,012,459.20/69,035.58
  6. Step 6: Final answer
    x = 65,966.16

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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.