Home / 82,303.36-123,505.44-35,555.20

Finding the Fourth Proportional to 82,303.36, 123,505.44 and 35,555.20

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Solution

The fourth proportional to 82,303.36, 123,505.44 and 35,555.20 is: 53,354.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,303.36 : 123,505.44 = 35,555.20 : x
  2. Step 2: Convert to fraction form
    82,303.36/123,505.44 = 35,555.20/x
  3. Step 3: Cross multiply
    82,303.36x = 123,505.44 × 35,555.20
  4. Step 4: Simplify right side
    82,303.36x = 4,391,260,620.29
  5. Step 5: Solve for x
    x = 4,391,260,620.29/82,303.36
  6. Step 6: Final answer
    x = 53,354.57

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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.