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Finding the Fourth Proportional to 35,773.40, 53,666.04 and 13,588.58

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Solution

The fourth proportional to 35,773.40, 53,666.04 and 13,588.58 is: 20,385.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,773.40 : 53,666.04 = 13,588.58 : x
  2. Step 2: Convert to fraction form
    35,773.40/53,666.04 = 13,588.58/x
  3. Step 3: Cross multiply
    35,773.40x = 53,666.04 × 13,588.58
  4. Step 4: Simplify right side
    35,773.40x = 729,245,277.82
  5. Step 5: Solve for x
    x = 729,245,277.82/35,773.40
  6. Step 6: Final answer
    x = 20,385.13

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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.