Home / 227,984.64-314,617.60-127,381.76

Finding the Fourth Proportional to 227,984.64, 314,617.60 and 127,381.76

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Solution

The fourth proportional to 227,984.64, 314,617.60 and 127,381.76 is: 175,786.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,984.64 : 314,617.60 = 127,381.76 : x
  2. Step 2: Convert to fraction form
    227,984.64/314,617.60 = 127,381.76/x
  3. Step 3: Cross multiply
    227,984.64x = 314,617.60 × 127,381.76
  4. Step 4: Simplify right side
    227,984.64x = 40,076,543,614.98
  5. Step 5: Solve for x
    x = 40,076,543,614.98/227,984.64
  6. Step 6: Final answer
    x = 175,786.16

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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.