Home / 230,981.20-346,428.06-97,865.80

Finding the Fourth Proportional to 230,981.20, 346,428.06 and 97,865.80

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Solution

The fourth proportional to 230,981.20, 346,428.06 and 97,865.80 is: 146,780.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,981.20 : 346,428.06 = 97,865.80 : x
  2. Step 2: Convert to fraction form
    230,981.20/346,428.06 = 97,865.80/x
  3. Step 3: Cross multiply
    230,981.20x = 346,428.06 × 97,865.80
  4. Step 4: Simplify right side
    230,981.20x = 33,903,459,234.35
  5. Step 5: Solve for x
    x = 33,903,459,234.35/230,981.20
  6. Step 6: Final answer
    x = 146,780.17

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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.