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Finding the Fourth Proportional to 202,168.71, 303,253.07 and 61,909.11

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Solution

The fourth proportional to 202,168.71, 303,253.07 and 61,909.11 is: 92,863.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,168.71 : 303,253.07 = 61,909.11 : x
  2. Step 2: Convert to fraction form
    202,168.71/303,253.07 = 61,909.11/x
  3. Step 3: Cross multiply
    202,168.71x = 303,253.07 × 61,909.11
  4. Step 4: Simplify right side
    202,168.71x = 18,774,127,358.92
  5. Step 5: Solve for x
    x = 18,774,127,358.92/202,168.71
  6. Step 6: Final answer
    x = 92,863.67

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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.