Home / 221,883.94-306,125.03-126,322.97

Finding the Fourth Proportional to 221,883.94, 306,125.03 and 126,322.97

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Solution

The fourth proportional to 221,883.94, 306,125.03 and 126,322.97 is: 174,283.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,883.94 : 306,125.03 = 126,322.97 : x
  2. Step 2: Convert to fraction form
    221,883.94/306,125.03 = 126,322.97/x
  3. Step 3: Cross multiply
    221,883.94x = 306,125.03 × 126,322.97
  4. Step 4: Simplify right side
    221,883.94x = 38,670,622,349.32
  5. Step 5: Solve for x
    x = 38,670,622,349.32/221,883.94
  6. Step 6: Final answer
    x = 174,283.11

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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.