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Finding the Fourth Proportional to 65,254.68, 90,048.84 and 36,958.68

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Solution

The fourth proportional to 65,254.68, 90,048.84 and 36,958.68 is: 51,001.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,254.68 : 90,048.84 = 36,958.68 : x
  2. Step 2: Convert to fraction form
    65,254.68/90,048.84 = 36,958.68/x
  3. Step 3: Cross multiply
    65,254.68x = 90,048.84 × 36,958.68
  4. Step 4: Simplify right side
    65,254.68x = 3,328,086,261.93
  5. Step 5: Solve for x
    x = 3,328,086,261.93/65,254.68
  6. Step 6: Final answer
    x = 51,001.50

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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.