Home / 55,395.14-76,427.28-32,734.80

Finding the Fourth Proportional to 55,395.14, 76,427.28 and 32,734.80

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Solution

The fourth proportional to 55,395.14, 76,427.28 and 32,734.80 is: 45,163.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,395.14 : 76,427.28 = 32,734.80 : x
  2. Step 2: Convert to fraction form
    55,395.14/76,427.28 = 32,734.80/x
  3. Step 3: Cross multiply
    55,395.14x = 76,427.28 × 32,734.80
  4. Step 4: Simplify right side
    55,395.14x = 2,501,831,725.34
  5. Step 5: Solve for x
    x = 2,501,831,725.34/55,395.14
  6. Step 6: Final answer
    x = 45,163.38

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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.