Home / 55,877.70-83,820.60-33,643.20

Finding the Fourth Proportional to 55,877.70, 83,820.60 and 33,643.20

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Solution

The fourth proportional to 55,877.70, 83,820.60 and 33,643.20 is: 50,467.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,877.70 : 83,820.60 = 33,643.20 : x
  2. Step 2: Convert to fraction form
    55,877.70/83,820.60 = 33,643.20/x
  3. Step 3: Cross multiply
    55,877.70x = 83,820.60 × 33,643.20
  4. Step 4: Simplify right side
    55,877.70x = 2,819,993,209.92
  5. Step 5: Solve for x
    x = 2,819,993,209.92/55,877.70
  6. Step 6: Final answer
    x = 50,467.24

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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.