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Finding the Fourth Proportional to 80,417.42, 110,971.94 and 44,606.67

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Solution

The fourth proportional to 80,417.42, 110,971.94 and 44,606.67 is: 61,554.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,417.42 : 110,971.94 = 44,606.67 : x
  2. Step 2: Convert to fraction form
    80,417.42/110,971.94 = 44,606.67/x
  3. Step 3: Cross multiply
    80,417.42x = 110,971.94 × 44,606.67
  4. Step 4: Simplify right side
    80,417.42x = 4,950,088,706.84
  5. Step 5: Solve for x
    x = 4,950,088,706.84/80,417.42
  6. Step 6: Final answer
    x = 61,554.93

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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.