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Finding the Fourth Proportional to 113,461.76, 170,211.11 and 33,507.81

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Solution

The fourth proportional to 113,461.76, 170,211.11 and 33,507.81 is: 50,267.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,461.76 : 170,211.11 = 33,507.81 : x
  2. Step 2: Convert to fraction form
    113,461.76/170,211.11 = 33,507.81/x
  3. Step 3: Cross multiply
    113,461.76x = 170,211.11 × 33,507.81
  4. Step 4: Simplify right side
    113,461.76x = 5,703,401,533.77
  5. Step 5: Solve for x
    x = 5,703,401,533.77/113,461.76
  6. Step 6: Final answer
    x = 50,267.17

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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.