Home / 106,234.86-146,605.99-57,838.20

Finding the Fourth Proportional to 106,234.86, 146,605.99 and 57,838.20

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Solution

The fourth proportional to 106,234.86, 146,605.99 and 57,838.20 is: 79,817.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,234.86 : 146,605.99 = 57,838.20 : x
  2. Step 2: Convert to fraction form
    106,234.86/146,605.99 = 57,838.20/x
  3. Step 3: Cross multiply
    106,234.86x = 146,605.99 × 57,838.20
  4. Step 4: Simplify right side
    106,234.86x = 8,479,426,570.82
  5. Step 5: Solve for x
    x = 8,479,426,570.82/106,234.86
  6. Step 6: Final answer
    x = 79,817.74

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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.