Home / 228,093.02-314,762.79-126,115.89

Finding the Fourth Proportional to 228,093.02, 314,762.79 and 126,115.89

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Solution

The fourth proportional to 228,093.02, 314,762.79 and 126,115.89 is: 174,036.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,093.02 : 314,762.79 = 126,115.89 : x
  2. Step 2: Convert to fraction form
    228,093.02/314,762.79 = 126,115.89/x
  3. Step 3: Cross multiply
    228,093.02x = 314,762.79 × 126,115.89
  4. Step 4: Simplify right side
    228,093.02x = 39,696,589,399.73
  5. Step 5: Solve for x
    x = 39,696,589,399.73/228,093.02
  6. Step 6: Final answer
    x = 174,036.84

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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.