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Finding the Fourth Proportional to 65,262.14, 90,058.74 and 36,968.06

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Solution

The fourth proportional to 65,262.14, 90,058.74 and 36,968.06 is: 51,014.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,262.14 : 90,058.74 = 36,968.06 : x
  2. Step 2: Convert to fraction form
    65,262.14/90,058.74 = 36,968.06/x
  3. Step 3: Cross multiply
    65,262.14x = 90,058.74 × 36,968.06
  4. Step 4: Simplify right side
    65,262.14x = 3,329,296,903.84
  5. Step 5: Solve for x
    x = 3,329,296,903.84/65,262.14
  6. Step 6: Final answer
    x = 51,014.22

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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.