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Finding the Fourth Proportional to 101,573.33, 140,171.58 and 56,250.32

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Solution

The fourth proportional to 101,573.33, 140,171.58 and 56,250.32 is: 77,625.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,573.33 : 140,171.58 = 56,250.32 : x
  2. Step 2: Convert to fraction form
    101,573.33/140,171.58 = 56,250.32/x
  3. Step 3: Cross multiply
    101,573.33x = 140,171.58 × 56,250.32
  4. Step 4: Simplify right side
    101,573.33x = 7,884,695,529.05
  5. Step 5: Solve for x
    x = 7,884,695,529.05/101,573.33
  6. Step 6: Final answer
    x = 77,625.65

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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.