Home / 45,236.16-67,693.80-29,431.44

Finding the Fourth Proportional to 45,236.16, 67,693.80 and 29,431.44

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Solution

The fourth proportional to 45,236.16, 67,693.80 and 29,431.44 is: 44,042.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,236.16 : 67,693.80 = 29,431.44 : x
  2. Step 2: Convert to fraction form
    45,236.16/67,693.80 = 29,431.44/x
  3. Step 3: Cross multiply
    45,236.16x = 67,693.80 × 29,431.44
  4. Step 4: Simplify right side
    45,236.16x = 1,992,326,013.07
  5. Step 5: Solve for x
    x = 1,992,326,013.07/45,236.16
  6. Step 6: Final answer
    x = 44,042.77

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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.