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Finding the Fourth Proportional to 29,311.77, 43,973.81 and 9,588.80

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Solution

The fourth proportional to 29,311.77, 43,973.81 and 9,588.80 is: 14,385.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,311.77 : 43,973.81 = 9,588.80 : x
  2. Step 2: Convert to fraction form
    29,311.77/43,973.81 = 9,588.80/x
  3. Step 3: Cross multiply
    29,311.77x = 43,973.81 × 9,588.80
  4. Step 4: Simplify right side
    29,311.77x = 421,655,801.51
  5. Step 5: Solve for x
    x = 421,655,801.51/29,311.77
  6. Step 6: Final answer
    x = 14,385.20

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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.