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Finding the Fourth Proportional to 37,071, 55,612.26 and 12,452.76

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Solution

The fourth proportional to 37,071, 55,612.26 and 12,452.76 is: 18,681.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,071 : 55,612.26 = 12,452.76 : x
  2. Step 2: Convert to fraction form
    37,071/55,612.26 = 12,452.76/x
  3. Step 3: Cross multiply
    37,071x = 55,612.26 × 12,452.76
  4. Step 4: Simplify right side
    37,071x = 692,526,126.84
  5. Step 5: Solve for x
    x = 692,526,126.84/37,071
  6. Step 6: Final answer
    x = 18,681.07

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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.