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Finding the Fourth Proportional to 30,302.01, 45,471.95 and 11,583.63

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Solution

The fourth proportional to 30,302.01, 45,471.95 and 11,583.63 is: 17,382.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,302.01 : 45,471.95 = 11,583.63 : x
  2. Step 2: Convert to fraction form
    30,302.01/45,471.95 = 11,583.63/x
  3. Step 3: Cross multiply
    30,302.01x = 45,471.95 × 11,583.63
  4. Step 4: Simplify right side
    30,302.01x = 526,730,186.26
  5. Step 5: Solve for x
    x = 526,730,186.26/30,302.01
  6. Step 6: Final answer
    x = 17,382.68

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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.