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Finding the Fourth Proportional to 65,098.56, 89,857.92 and 46,290.24

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Solution

The fourth proportional to 65,098.56, 89,857.92 and 46,290.24 is: 63,896.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,098.56 : 89,857.92 = 46,290.24 : x
  2. Step 2: Convert to fraction form
    65,098.56/89,857.92 = 46,290.24/x
  3. Step 3: Cross multiply
    65,098.56x = 89,857.92 × 46,290.24
  4. Step 4: Simplify right side
    65,098.56x = 4,159,544,682.70
  5. Step 5: Solve for x
    x = 4,159,544,682.70/65,098.56
  6. Step 6: Final answer
    x = 63,896.11

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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.