Home / 230,985.20-346,434.06-97,869.80

Finding the Fourth Proportional to 230,985.20, 346,434.06 and 97,869.80

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Solution

The fourth proportional to 230,985.20, 346,434.06 and 97,869.80 is: 146,786.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,985.20 : 346,434.06 = 97,869.80 : x
  2. Step 2: Convert to fraction form
    230,985.20/346,434.06 = 97,869.80/x
  3. Step 3: Cross multiply
    230,985.20x = 346,434.06 × 97,869.80
  4. Step 4: Simplify right side
    230,985.20x = 33,905,432,165.39
  5. Step 5: Solve for x
    x = 33,905,432,165.39/230,985.20
  6. Step 6: Final answer
    x = 146,786.17

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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.