Home / 105,623.51-158,435.39-26,737.74

Finding the Fourth Proportional to 105,623.51, 158,435.39 and 26,737.74

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Solution

The fourth proportional to 105,623.51, 158,435.39 and 26,737.74 is: 40,106.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,623.51 : 158,435.39 = 26,737.74 : x
  2. Step 2: Convert to fraction form
    105,623.51/158,435.39 = 26,737.74/x
  3. Step 3: Cross multiply
    105,623.51x = 158,435.39 × 26,737.74
  4. Step 4: Simplify right side
    105,623.51x = 4,236,204,130.93
  5. Step 5: Solve for x
    x = 4,236,204,130.93/105,623.51
  6. Step 6: Final answer
    x = 40,106.64

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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.