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Finding the Fourth Proportional to 29,602.96, 40,860.84 and 17,036.56

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Solution

The fourth proportional to 29,602.96, 40,860.84 and 17,036.56 is: 23,515.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,602.96 : 40,860.84 = 17,036.56 : x
  2. Step 2: Convert to fraction form
    29,602.96/40,860.84 = 17,036.56/x
  3. Step 3: Cross multiply
    29,602.96x = 40,860.84 × 17,036.56
  4. Step 4: Simplify right side
    29,602.96x = 696,128,152.31
  5. Step 5: Solve for x
    x = 696,128,152.31/29,602.96
  6. Step 6: Final answer
    x = 23,515.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.