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Finding the Fourth Proportional to 30,868.76, 46,302.94 and 7,495.04

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Solution

The fourth proportional to 30,868.76, 46,302.94 and 7,495.04 is: 11,242.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,868.76 : 46,302.94 = 7,495.04 : x
  2. Step 2: Convert to fraction form
    30,868.76/46,302.94 = 7,495.04/x
  3. Step 3: Cross multiply
    30,868.76x = 46,302.94 × 7,495.04
  4. Step 4: Simplify right side
    30,868.76x = 347,042,387.42
  5. Step 5: Solve for x
    x = 347,042,387.42/30,868.76
  6. Step 6: Final answer
    x = 11,242.51

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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.