Home / 215,257.56-297,050.80-124,617.36

Finding the Fourth Proportional to 215,257.56, 297,050.80 and 124,617.36

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Solution

The fourth proportional to 215,257.56, 297,050.80 and 124,617.36 is: 171,969.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,257.56 : 297,050.80 = 124,617.36 : x
  2. Step 2: Convert to fraction form
    215,257.56/297,050.80 = 124,617.36/x
  3. Step 3: Cross multiply
    215,257.56x = 297,050.80 × 124,617.36
  4. Step 4: Simplify right side
    215,257.56x = 37,017,686,481.89
  5. Step 5: Solve for x
    x = 37,017,686,481.89/215,257.56
  6. Step 6: Final answer
    x = 171,969.27

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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.