Home / 31,740.84-43,702.63-26,950.80

Finding the Fourth Proportional to 31,740.84, 43,702.63 and 26,950.80

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Solution

The fourth proportional to 31,740.84, 43,702.63 and 26,950.80 is: 37,107.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,740.84 : 43,702.63 = 26,950.80 : x
  2. Step 2: Convert to fraction form
    31,740.84/43,702.63 = 26,950.80/x
  3. Step 3: Cross multiply
    31,740.84x = 43,702.63 × 26,950.80
  4. Step 4: Simplify right side
    31,740.84x = 1,177,820,840.60
  5. Step 5: Solve for x
    x = 1,177,820,840.60/31,740.84
  6. Step 6: Final answer
    x = 37,107.43

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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.