Home / 109,814.40-164,721.60-26,708.40

Finding the Fourth Proportional to 109,814.40, 164,721.60 and 26,708.40

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Solution

The fourth proportional to 109,814.40, 164,721.60 and 26,708.40 is: 40,062.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,814.40 : 164,721.60 = 26,708.40 : x
  2. Step 2: Convert to fraction form
    109,814.40/164,721.60 = 26,708.40/x
  3. Step 3: Cross multiply
    109,814.40x = 164,721.60 × 26,708.40
  4. Step 4: Simplify right side
    109,814.40x = 4,399,450,381.44
  5. Step 5: Solve for x
    x = 4,399,450,381.44/109,814.40
  6. Step 6: Final answer
    x = 40,062.60

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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.