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Finding the Fourth Proportional to 30,303.52, 45,323.76 and 17,793.76

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Solution

The fourth proportional to 30,303.52, 45,323.76 and 17,793.76 is: 26,613.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,303.52 : 45,323.76 = 17,793.76 : x
  2. Step 2: Convert to fraction form
    30,303.52/45,323.76 = 17,793.76/x
  3. Step 3: Cross multiply
    30,303.52x = 45,323.76 × 17,793.76
  4. Step 4: Simplify right side
    30,303.52x = 806,480,107.74
  5. Step 5: Solve for x
    x = 806,480,107.74/30,303.52
  6. Step 6: Final answer
    x = 26,613.41

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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.