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Finding the Fourth Proportional to 30,549.03, 45,823.48 and 8,362.59

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Solution

The fourth proportional to 30,549.03, 45,823.48 and 8,362.59 is: 12,543.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,549.03 : 45,823.48 = 8,362.59 : x
  2. Step 2: Convert to fraction form
    30,549.03/45,823.48 = 8,362.59/x
  3. Step 3: Cross multiply
    30,549.03x = 45,823.48 × 8,362.59
  4. Step 4: Simplify right side
    30,549.03x = 383,202,975.61
  5. Step 5: Solve for x
    x = 383,202,975.61/30,549.03
  6. Step 6: Final answer
    x = 12,543.87

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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.