Home / 185,769.64-256,360.98-100,885.96

Finding the Fourth Proportional to 185,769.64, 256,360.98 and 100,885.96

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Solution

The fourth proportional to 185,769.64, 256,360.98 and 100,885.96 is: 139,222.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,769.64 : 256,360.98 = 100,885.96 : x
  2. Step 2: Convert to fraction form
    185,769.64/256,360.98 = 100,885.96/x
  3. Step 3: Cross multiply
    185,769.64x = 256,360.98 × 100,885.96
  4. Step 4: Simplify right side
    185,769.64x = 25,863,223,573.84
  5. Step 5: Solve for x
    x = 25,863,223,573.84/185,769.64
  6. Step 6: Final answer
    x = 139,222.01

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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.