Home / 228,071.33-314,725.73-126,090.84

Finding the Fourth Proportional to 228,071.33, 314,725.73 and 126,090.84

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Solution

The fourth proportional to 228,071.33, 314,725.73 and 126,090.84 is: 173,998.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,071.33 : 314,725.73 = 126,090.84 : x
  2. Step 2: Convert to fraction form
    228,071.33/314,725.73 = 126,090.84/x
  3. Step 3: Cross multiply
    228,071.33x = 314,725.73 × 126,090.84
  4. Step 4: Simplify right side
    228,071.33x = 39,684,031,665.31
  5. Step 5: Solve for x
    x = 39,684,031,665.31/228,071.33
  6. Step 6: Final answer
    x = 173,998.33

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1.5x scale

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.