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Finding the Fourth Proportional to 32,431.93, 48,648.03 and 9,058.57

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Solution

The fourth proportional to 32,431.93, 48,648.03 and 9,058.57 is: 13,587.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,431.93 : 48,648.03 = 9,058.57 : x
  2. Step 2: Convert to fraction form
    32,431.93/48,648.03 = 9,058.57/x
  3. Step 3: Cross multiply
    32,431.93x = 48,648.03 × 9,058.57
  4. Step 4: Simplify right side
    32,431.93x = 440,681,585.12
  5. Step 5: Solve for x
    x = 440,681,585.12/32,431.93
  6. Step 6: Final answer
    x = 13,587.89

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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.