Home / 55,622.08-76,782.90-35,505.19

Finding the Fourth Proportional to 55,622.08, 76,782.90 and 35,505.19

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Solution

The fourth proportional to 55,622.08, 76,782.90 and 35,505.19 is: 49,012.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,622.08 : 76,782.90 = 35,505.19 : x
  2. Step 2: Convert to fraction form
    55,622.08/76,782.90 = 35,505.19/x
  3. Step 3: Cross multiply
    55,622.08x = 76,782.90 × 35,505.19
  4. Step 4: Simplify right side
    55,622.08x = 2,726,191,453.25
  5. Step 5: Solve for x
    x = 2,726,191,453.25/55,622.08
  6. Step 6: Final answer
    x = 49,012.76

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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.