Home / 106,027.84-146,257.41-63,561.70

Finding the Fourth Proportional to 106,027.84, 146,257.41 and 63,561.70

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Solution

The fourth proportional to 106,027.84, 146,257.41 and 63,561.70 is: 87,678.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,027.84 : 146,257.41 = 63,561.70 : x
  2. Step 2: Convert to fraction form
    106,027.84/146,257.41 = 63,561.70/x
  3. Step 3: Cross multiply
    106,027.84x = 146,257.41 × 63,561.70
  4. Step 4: Simplify right side
    106,027.84x = 9,296,369,617.20
  5. Step 5: Solve for x
    x = 9,296,369,617.20/106,027.84
  6. Step 6: Final answer
    x = 87,678.57

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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.