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Finding the Fourth Proportional to 133,058.90, 199,627.23 and 39,566.90

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Solution

The fourth proportional to 133,058.90, 199,627.23 and 39,566.90 is: 59,361.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,058.90 : 199,627.23 = 39,566.90 : x
  2. Step 2: Convert to fraction form
    133,058.90/199,627.23 = 39,566.90/x
  3. Step 3: Cross multiply
    133,058.90x = 199,627.23 × 39,566.90
  4. Step 4: Simplify right side
    133,058.90x = 7,898,630,646.69
  5. Step 5: Solve for x
    x = 7,898,630,646.69/133,058.90
  6. Step 6: Final answer
    x = 59,361.91

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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.