Home / 219,539.58-303,014.31-124,101.66

Finding the Fourth Proportional to 219,539.58, 303,014.31 and 124,101.66

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Solution

The fourth proportional to 219,539.58, 303,014.31 and 124,101.66 is: 171,288.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,539.58 : 303,014.31 = 124,101.66 : x
  2. Step 2: Convert to fraction form
    219,539.58/303,014.31 = 124,101.66/x
  3. Step 3: Cross multiply
    219,539.58x = 303,014.31 × 124,101.66
  4. Step 4: Simplify right side
    219,539.58x = 37,604,578,874.75
  5. Step 5: Solve for x
    x = 37,604,578,874.75/219,539.58
  6. Step 6: Final answer
    x = 171,288.38

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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.