Home / 185,939.57-256,595.38-101,056.64

Finding the Fourth Proportional to 185,939.57, 256,595.38 and 101,056.64

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Solution

The fourth proportional to 185,939.57, 256,595.38 and 101,056.64 is: 139,457.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,939.57 : 256,595.38 = 101,056.64 : x
  2. Step 2: Convert to fraction form
    185,939.57/256,595.38 = 101,056.64/x
  3. Step 3: Cross multiply
    185,939.57x = 256,595.38 × 101,056.64
  4. Step 4: Simplify right side
    185,939.57x = 25,930,665,406.70
  5. Step 5: Solve for x
    x = 25,930,665,406.70/185,939.57
  6. Step 6: Final answer
    x = 139,457.49

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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.