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Finding the Fourth Proportional to 34,043.92, 46,973.67 and 19,894.03

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Solution

The fourth proportional to 34,043.92, 46,973.67 and 19,894.03 is: 27,449.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,043.92 : 46,973.67 = 19,894.03 : x
  2. Step 2: Convert to fraction form
    34,043.92/46,973.67 = 19,894.03/x
  3. Step 3: Cross multiply
    34,043.92x = 46,973.67 × 19,894.03
  4. Step 4: Simplify right side
    34,043.92x = 934,495,600.19
  5. Step 5: Solve for x
    x = 934,495,600.19/34,043.92
  6. Step 6: Final answer
    x = 27,449.71

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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.