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Finding the Fourth Proportional to 173,853.32, 239,890.16 and 101,268.16

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Solution

The fourth proportional to 173,853.32, 239,890.16 and 101,268.16 is: 139,734.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,853.32 : 239,890.16 = 101,268.16 : x
  2. Step 2: Convert to fraction form
    173,853.32/239,890.16 = 101,268.16/x
  3. Step 3: Cross multiply
    173,853.32x = 239,890.16 × 101,268.16
  4. Step 4: Simplify right side
    173,853.32x = 24,293,234,758.75
  5. Step 5: Solve for x
    x = 24,293,234,758.75/173,853.32
  6. Step 6: Final answer
    x = 139,734.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.