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Finding the Fourth Proportional to 60,095.94, 90,105.75 and 31,998.66

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Solution

The fourth proportional to 60,095.94, 90,105.75 and 31,998.66 is: 47,977.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,095.94 : 90,105.75 = 31,998.66 : x
  2. Step 2: Convert to fraction form
    60,095.94/90,105.75 = 31,998.66/x
  3. Step 3: Cross multiply
    60,095.94x = 90,105.75 × 31,998.66
  4. Step 4: Simplify right side
    60,095.94x = 2,883,263,258.30
  5. Step 5: Solve for x
    x = 2,883,263,258.30/60,095.94
  6. Step 6: Final answer
    x = 47,977.67

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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.