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Finding the Fourth Proportional to 69,001.71, 103,502.58 and 22,254.60

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Solution

The fourth proportional to 69,001.71, 103,502.58 and 22,254.60 is: 33,381.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,001.71 : 103,502.58 = 22,254.60 : x
  2. Step 2: Convert to fraction form
    69,001.71/103,502.58 = 22,254.60/x
  3. Step 3: Cross multiply
    69,001.71x = 103,502.58 × 22,254.60
  4. Step 4: Simplify right side
    69,001.71x = 2,303,408,516.87
  5. Step 5: Solve for x
    x = 2,303,408,516.87/69,001.71
  6. Step 6: Final answer
    x = 33,381.90

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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.