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Finding the Fourth Proportional to 107,169.32, 160,683.06 and 47,923.40

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Solution

The fourth proportional to 107,169.32, 160,683.06 and 47,923.40 is: 71,853.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,169.32 : 160,683.06 = 47,923.40 : x
  2. Step 2: Convert to fraction form
    107,169.32/160,683.06 = 47,923.40/x
  3. Step 3: Cross multiply
    107,169.32x = 160,683.06 × 47,923.40
  4. Step 4: Simplify right side
    107,169.32x = 7,700,478,557.60
  5. Step 5: Solve for x
    x = 7,700,478,557.60/107,169.32
  6. Step 6: Final answer
    x = 71,853.39

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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.