Home / 277,132.56-415,431.54-127,475.34

Finding the Fourth Proportional to 277,132.56, 415,431.54 and 127,475.34

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Solution

The fourth proportional to 277,132.56, 415,431.54 and 127,475.34 is: 191,090.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,132.56 : 415,431.54 = 127,475.34 : x
  2. Step 2: Convert to fraction form
    277,132.56/415,431.54 = 127,475.34/x
  3. Step 3: Cross multiply
    277,132.56x = 415,431.54 × 127,475.34
  4. Step 4: Simplify right side
    277,132.56x = 52,957,276,808.22
  5. Step 5: Solve for x
    x = 52,957,276,808.22/277,132.56
  6. Step 6: Final answer
    x = 191,090.06

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1.5x scale

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.