Home / 276,554.48-381,529.32-169,090.16

Finding the Fourth Proportional to 276,554.48, 381,529.32 and 169,090.16

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Solution

The fourth proportional to 276,554.48, 381,529.32 and 169,090.16 is: 233,273.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,554.48 : 381,529.32 = 169,090.16 : x
  2. Step 2: Convert to fraction form
    276,554.48/381,529.32 = 169,090.16/x
  3. Step 3: Cross multiply
    276,554.48x = 381,529.32 × 169,090.16
  4. Step 4: Simplify right side
    276,554.48x = 64,512,853,763.49
  5. Step 5: Solve for x
    x = 64,512,853,763.49/276,554.48
  6. Step 6: Final answer
    x = 233,273.58

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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.