Home / 104,631.62-144,441.23-66,927.74

Finding the Fourth Proportional to 104,631.62, 144,441.23 and 66,927.74

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Solution

The fourth proportional to 104,631.62, 144,441.23 and 66,927.74 is: 92,392.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,631.62 : 144,441.23 = 66,927.74 : x
  2. Step 2: Convert to fraction form
    104,631.62/144,441.23 = 66,927.74/x
  3. Step 3: Cross multiply
    104,631.62x = 144,441.23 × 66,927.74
  4. Step 4: Simplify right side
    104,631.62x = 9,667,124,029.88
  5. Step 5: Solve for x
    x = 9,667,124,029.88/104,631.62
  6. Step 6: Final answer
    x = 92,392.00

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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.