Home / 265,939.38-367,005.59-145,087.31

Finding the Fourth Proportional to 265,939.38, 367,005.59 and 145,087.31

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Solution

The fourth proportional to 265,939.38, 367,005.59 and 145,087.31 is: 200,225.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,939.38 : 367,005.59 = 145,087.31 : x
  2. Step 2: Convert to fraction form
    265,939.38/367,005.59 = 145,087.31/x
  3. Step 3: Cross multiply
    265,939.38x = 367,005.59 × 145,087.31
  4. Step 4: Simplify right side
    265,939.38x = 53,247,851,247.60
  5. Step 5: Solve for x
    x = 53,247,851,247.60/265,939.38
  6. Step 6: Final answer
    x = 200,225.52

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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.