Home / 98,015.37-135,259.43-54,995.66

Finding the Fourth Proportional to 98,015.37, 135,259.43 and 54,995.66

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Solution

The fourth proportional to 98,015.37, 135,259.43 and 54,995.66 is: 75,893.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,015.37 : 135,259.43 = 54,995.66 : x
  2. Step 2: Convert to fraction form
    98,015.37/135,259.43 = 54,995.66/x
  3. Step 3: Cross multiply
    98,015.37x = 135,259.43 × 54,995.66
  4. Step 4: Simplify right side
    98,015.37x = 7,438,680,672.80
  5. Step 5: Solve for x
    x = 7,438,680,672.80/98,015.37
  6. Step 6: Final answer
    x = 75,893.00

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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.