Home / 91,728.06-126,577.35-50,893.50

Finding the Fourth Proportional to 91,728.06, 126,577.35 and 50,893.50

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Solution

The fourth proportional to 91,728.06, 126,577.35 and 50,893.50 is: 70,228.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,728.06 : 126,577.35 = 50,893.50 : x
  2. Step 2: Convert to fraction form
    91,728.06/126,577.35 = 50,893.50/x
  3. Step 3: Cross multiply
    91,728.06x = 126,577.35 × 50,893.50
  4. Step 4: Simplify right side
    91,728.06x = 6,441,964,362.23
  5. Step 5: Solve for x
    x = 6,441,964,362.23/91,728.06
  6. Step 6: Final answer
    x = 70,228.94

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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.