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Finding the Fourth Proportional to 52,980.94, 73,113.69 and 29,106.82

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Solution

The fourth proportional to 52,980.94, 73,113.69 and 29,106.82 is: 40,167.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,980.94 : 73,113.69 = 29,106.82 : x
  2. Step 2: Convert to fraction form
    52,980.94/73,113.69 = 29,106.82/x
  3. Step 3: Cross multiply
    52,980.94x = 73,113.69 × 29,106.82
  4. Step 4: Simplify right side
    52,980.94x = 2,128,107,014.37
  5. Step 5: Solve for x
    x = 2,128,107,014.37/52,980.94
  6. Step 6: Final answer
    x = 40,167.41

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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.