Home / 185,515.86-256,011.98-104,941.68

Finding the Fourth Proportional to 185,515.86, 256,011.98 and 104,941.68

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Solution

The fourth proportional to 185,515.86, 256,011.98 and 104,941.68 is: 144,819.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,515.86 : 256,011.98 = 104,941.68 : x
  2. Step 2: Convert to fraction form
    185,515.86/256,011.98 = 104,941.68/x
  3. Step 3: Cross multiply
    185,515.86x = 256,011.98 × 104,941.68
  4. Step 4: Simplify right side
    185,515.86x = 26,866,325,796.57
  5. Step 5: Solve for x
    x = 26,866,325,796.57/185,515.86
  6. Step 6: Final answer
    x = 144,819.56

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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.