Home / 158,623.80-218,919.14-94,961.56

Finding the Fourth Proportional to 158,623.80, 218,919.14 and 94,961.56

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Solution

The fourth proportional to 158,623.80, 218,919.14 and 94,961.56 is: 131,057.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,623.80 : 218,919.14 = 94,961.56 : x
  2. Step 2: Convert to fraction form
    158,623.80/218,919.14 = 94,961.56/x
  3. Step 3: Cross multiply
    158,623.80x = 218,919.14 × 94,961.56
  4. Step 4: Simplify right side
    158,623.80x = 20,788,903,048.26
  5. Step 5: Solve for x
    x = 20,788,903,048.26/158,623.80
  6. Step 6: Final answer
    x = 131,057.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.