Home / 195,921-293,635.53-105,960.13

Finding the Fourth Proportional to 195,921, 293,635.53 and 105,960.13

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Solution

The fourth proportional to 195,921, 293,635.53 and 105,960.13 is: 158,807.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,921 : 293,635.53 = 105,960.13 : x
  2. Step 2: Convert to fraction form
    195,921/293,635.53 = 105,960.13/x
  3. Step 3: Cross multiply
    195,921x = 293,635.53 × 105,960.13
  4. Step 4: Simplify right side
    195,921x = 31,113,658,197.33
  5. Step 5: Solve for x
    x = 31,113,658,197.33/195,921
  6. Step 6: Final answer
    x = 158,807.16

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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.