Home / 234,005.40-351,008.10-188,904.60

Finding the Fourth Proportional to 234,005.40, 351,008.10 and 188,904.60

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Solution

The fourth proportional to 234,005.40, 351,008.10 and 188,904.60 is: 283,356.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,005.40 : 351,008.10 = 188,904.60 : x
  2. Step 2: Convert to fraction form
    234,005.40/351,008.10 = 188,904.60/x
  3. Step 3: Cross multiply
    234,005.40x = 351,008.10 × 188,904.60
  4. Step 4: Simplify right side
    234,005.40x = 66,307,044,727.26
  5. Step 5: Solve for x
    x = 66,307,044,727.26/234,005.40
  6. Step 6: Final answer
    x = 283,356.90

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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.