Home / 55,506.20-83,210.70-33,328.40

Finding the Fourth Proportional to 55,506.20, 83,210.70 and 33,328.40

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Solution

The fourth proportional to 55,506.20, 83,210.70 and 33,328.40 is: 49,963.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,506.20 : 83,210.70 = 33,328.40 : x
  2. Step 2: Convert to fraction form
    55,506.20/83,210.70 = 33,328.40/x
  3. Step 3: Cross multiply
    55,506.20x = 83,210.70 × 33,328.40
  4. Step 4: Simplify right side
    55,506.20x = 2,773,279,493.88
  5. Step 5: Solve for x
    x = 2,773,279,493.88/55,506.20
  6. Step 6: Final answer
    x = 49,963.42

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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.