Home / 146,192.60-218,900.10-93,315.80

Finding the Fourth Proportional to 146,192.60, 218,900.10 and 93,315.80

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Solution

The fourth proportional to 146,192.60, 218,900.10 and 93,315.80 is: 139,725.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,192.60 : 218,900.10 = 93,315.80 : x
  2. Step 2: Convert to fraction form
    146,192.60/218,900.10 = 93,315.80/x
  3. Step 3: Cross multiply
    146,192.60x = 218,900.10 × 93,315.80
  4. Step 4: Simplify right side
    146,192.60x = 20,426,837,951.58
  5. Step 5: Solve for x
    x = 20,426,837,951.58/146,192.60
  6. Step 6: Final answer
    x = 139,725.53

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.