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Finding the Fourth Proportional to 125,843.18, 173,667.03 and 69,258.02

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Solution

The fourth proportional to 125,843.18, 173,667.03 and 69,258.02 is: 95,577.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,843.18 : 173,667.03 = 69,258.02 : x
  2. Step 2: Convert to fraction form
    125,843.18/173,667.03 = 69,258.02/x
  3. Step 3: Cross multiply
    125,843.18x = 173,667.03 × 69,258.02
  4. Step 4: Simplify right side
    125,843.18x = 12,027,834,637.08
  5. Step 5: Solve for x
    x = 12,027,834,637.08/125,843.18
  6. Step 6: Final answer
    x = 95,577.96

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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.