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Finding the Fourth Proportional to 9,385.87, 14,023.67 and 9,058.80

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Solution

The fourth proportional to 9,385.87, 14,023.67 and 9,058.80 is: 13,534.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,385.87 : 14,023.67 = 9,058.80 : x
  2. Step 2: Convert to fraction form
    9,385.87/14,023.67 = 9,058.80/x
  3. Step 3: Cross multiply
    9,385.87x = 14,023.67 × 9,058.80
  4. Step 4: Simplify right side
    9,385.87x = 127,037,576.50
  5. Step 5: Solve for x
    x = 127,037,576.50/9,385.87
  6. Step 6: Final answer
    x = 13,534.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.