Home / 195,621.51-293,541.29-105,662.41

Finding the Fourth Proportional to 195,621.51, 293,541.29 and 105,662.41

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Solution

The fourth proportional to 195,621.51, 293,541.29 and 105,662.41 is: 158,552.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,621.51 : 293,541.29 = 105,662.41 : x
  2. Step 2: Convert to fraction form
    195,621.51/293,541.29 = 105,662.41/x
  3. Step 3: Cross multiply
    195,621.51x = 293,541.29 × 105,662.41
  4. Step 4: Simplify right side
    195,621.51x = 31,016,279,167.21
  5. Step 5: Solve for x
    x = 31,016,279,167.21/195,621.51
  6. Step 6: Final answer
    x = 158,552.50

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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.