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Finding the Fourth Proportional to 57,398.36, 79,225.36 and 37,254.06

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Solution

The fourth proportional to 57,398.36, 79,225.36 and 37,254.06 is: 51,420.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,398.36 : 79,225.36 = 37,254.06 : x
  2. Step 2: Convert to fraction form
    57,398.36/79,225.36 = 37,254.06/x
  3. Step 3: Cross multiply
    57,398.36x = 79,225.36 × 37,254.06
  4. Step 4: Simplify right side
    57,398.36x = 2,951,466,314.96
  5. Step 5: Solve for x
    x = 2,951,466,314.96/57,398.36
  6. Step 6: Final answer
    x = 51,420.74

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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.