Home / 45,927.60-68,825.80-26,164.40

Finding the Fourth Proportional to 45,927.60, 68,825.80 and 26,164.40

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Solution

The fourth proportional to 45,927.60, 68,825.80 and 26,164.40 is: 39,209.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,927.60 : 68,825.80 = 26,164.40 : x
  2. Step 2: Convert to fraction form
    45,927.60/68,825.80 = 26,164.40/x
  3. Step 3: Cross multiply
    45,927.60x = 68,825.80 × 26,164.40
  4. Step 4: Simplify right side
    45,927.60x = 1,800,785,761.52
  5. Step 5: Solve for x
    x = 1,800,785,761.52/45,927.60
  6. Step 6: Final answer
    x = 39,209.23

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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.