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Finding the Fourth Proportional to 189,554.96, 284,335.51 and 63,193.49

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Solution

The fourth proportional to 189,554.96, 284,335.51 and 63,193.49 is: 94,791.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,554.96 : 284,335.51 = 63,193.49 : x
  2. Step 2: Convert to fraction form
    189,554.96/284,335.51 = 63,193.49/x
  3. Step 3: Cross multiply
    189,554.96x = 284,335.51 × 63,193.49
  4. Step 4: Simplify right side
    189,554.96x = 17,968,153,207.83
  5. Step 5: Solve for x
    x = 17,968,153,207.83/189,554.96
  6. Step 6: Final answer
    x = 94,791.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.