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Finding the Fourth Proportional to 25,124.67, 34,672.05 and 13,946.67

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Solution

The fourth proportional to 25,124.67, 34,672.05 and 13,946.67 is: 19,246.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,124.67 : 34,672.05 = 13,946.67 : x
  2. Step 2: Convert to fraction form
    25,124.67/34,672.05 = 13,946.67/x
  3. Step 3: Cross multiply
    25,124.67x = 34,672.05 × 13,946.67
  4. Step 4: Simplify right side
    25,124.67x = 483,559,639.57
  5. Step 5: Solve for x
    x = 483,559,639.57/25,124.67
  6. Step 6: Final answer
    x = 19,246.41

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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.