Home / 37,165.47-51,288.98-21,250.05

Finding the Fourth Proportional to 37,165.47, 51,288.98 and 21,250.05

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Solution

The fourth proportional to 37,165.47, 51,288.98 and 21,250.05 is: 29,325.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,165.47 : 51,288.98 = 21,250.05 : x
  2. Step 2: Convert to fraction form
    37,165.47/51,288.98 = 21,250.05/x
  3. Step 3: Cross multiply
    37,165.47x = 51,288.98 × 21,250.05
  4. Step 4: Simplify right side
    37,165.47x = 1,089,893,283.20
  5. Step 5: Solve for x
    x = 1,089,893,283.20/37,165.47
  6. Step 6: Final answer
    x = 29,325.43

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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.