Home / 106,520.73-146,998.48-58,774.07

Finding the Fourth Proportional to 106,520.73, 146,998.48 and 58,774.07

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Solution

The fourth proportional to 106,520.73, 146,998.48 and 58,774.07 is: 81,108.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,520.73 : 146,998.48 = 58,774.07 : x
  2. Step 2: Convert to fraction form
    106,520.73/146,998.48 = 58,774.07/x
  3. Step 3: Cross multiply
    106,520.73x = 146,998.48 × 58,774.07
  4. Step 4: Simplify right side
    106,520.73x = 8,639,698,953.41
  5. Step 5: Solve for x
    x = 8,639,698,953.41/106,520.73
  6. Step 6: Final answer
    x = 81,108.15

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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.