Home / 55,507.84-83,256.36-30,539.68

Finding the Fourth Proportional to 55,507.84, 83,256.36 and 30,539.68

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Solution

The fourth proportional to 55,507.84, 83,256.36 and 30,539.68 is: 45,806.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,507.84 : 83,256.36 = 30,539.68 : x
  2. Step 2: Convert to fraction form
    55,507.84/83,256.36 = 30,539.68/x
  3. Step 3: Cross multiply
    55,507.84x = 83,256.36 × 30,539.68
  4. Step 4: Simplify right side
    55,507.84x = 2,542,622,592.36
  5. Step 5: Solve for x
    x = 2,542,622,592.36/55,507.84
  6. Step 6: Final answer
    x = 45,806.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.