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Finding the Fourth Proportional to 101,012.31, 151,501.32 and 29,933.46

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Solution

The fourth proportional to 101,012.31, 151,501.32 and 29,933.46 is: 44,895.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,012.31 : 151,501.32 = 29,933.46 : x
  2. Step 2: Convert to fraction form
    101,012.31/151,501.32 = 29,933.46/x
  3. Step 3: Cross multiply
    101,012.31x = 151,501.32 × 29,933.46
  4. Step 4: Simplify right side
    101,012.31x = 4,534,958,702.17
  5. Step 5: Solve for x
    x = 4,534,958,702.17/101,012.31
  6. Step 6: Final answer
    x = 44,895.11

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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.