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Finding the Fourth Proportional to 65,095.10, 89,827.62 and 36,409.22

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Solution

The fourth proportional to 65,095.10, 89,827.62 and 36,409.22 is: 50,242.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,095.10 : 89,827.62 = 36,409.22 : x
  2. Step 2: Convert to fraction form
    65,095.10/89,827.62 = 36,409.22/x
  3. Step 3: Cross multiply
    65,095.10x = 89,827.62 × 36,409.22
  4. Step 4: Simplify right side
    65,095.10x = 3,270,553,297.95
  5. Step 5: Solve for x
    x = 3,270,553,297.95/65,095.10
  6. Step 6: Final answer
    x = 50,242.70

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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.