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Finding the Fourth Proportional to 37,615.44, 51,911.01 and 21,484.16

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Solution

The fourth proportional to 37,615.44, 51,911.01 and 21,484.16 is: 29,649.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,615.44 : 51,911.01 = 21,484.16 : x
  2. Step 2: Convert to fraction form
    37,615.44/51,911.01 = 21,484.16/x
  3. Step 3: Cross multiply
    37,615.44x = 51,911.01 × 21,484.16
  4. Step 4: Simplify right side
    37,615.44x = 1,115,264,444.60
  5. Step 5: Solve for x
    x = 1,115,264,444.60/37,615.44
  6. Step 6: Final answer
    x = 29,649.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.