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Finding the Fourth Proportional to 36,551.32, 50,440.89 and 19,784.32

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Solution

The fourth proportional to 36,551.32, 50,440.89 and 19,784.32 is: 27,302.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,551.32 : 50,440.89 = 19,784.32 : x
  2. Step 2: Convert to fraction form
    36,551.32/50,440.89 = 19,784.32/x
  3. Step 3: Cross multiply
    36,551.32x = 50,440.89 × 19,784.32
  4. Step 4: Simplify right side
    36,551.32x = 997,938,656.93
  5. Step 5: Solve for x
    x = 997,938,656.93/36,551.32
  6. Step 6: Final answer
    x = 27,302.40

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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.