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Finding the Fourth Proportional to 65,263.14, 90,064.98 and 36,968.82

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Solution

The fourth proportional to 65,263.14, 90,064.98 and 36,968.82 is: 51,018.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,263.14 : 90,064.98 = 36,968.82 : x
  2. Step 2: Convert to fraction form
    65,263.14/90,064.98 = 36,968.82/x
  3. Step 3: Cross multiply
    65,263.14x = 90,064.98 × 36,968.82
  4. Step 4: Simplify right side
    65,263.14x = 3,329,596,033.92
  5. Step 5: Solve for x
    x = 3,329,596,033.92/65,263.14
  6. Step 6: Final answer
    x = 51,018.02

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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.