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Finding the Fourth Proportional to 125,850.68, 173,673.84 and 69,262.10

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Solution

The fourth proportional to 125,850.68, 173,673.84 and 69,262.10 is: 95,581.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,850.68 : 173,673.84 = 69,262.10 : x
  2. Step 2: Convert to fraction form
    125,850.68/173,673.84 = 69,262.10/x
  3. Step 3: Cross multiply
    125,850.68x = 173,673.84 × 69,262.10
  4. Step 4: Simplify right side
    125,850.68x = 12,029,014,873.46
  5. Step 5: Solve for x
    x = 12,029,014,873.46/125,850.68
  6. Step 6: Final answer
    x = 95,581.64

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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.