Home / 100,725.42-150,885.38-46,613.82

Finding the Fourth Proportional to 100,725.42, 150,885.38 and 46,613.82

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Solution

The fourth proportional to 100,725.42, 150,885.38 and 46,613.82 is: 69,826.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,725.42 : 150,885.38 = 46,613.82 : x
  2. Step 2: Convert to fraction form
    100,725.42/150,885.38 = 46,613.82/x
  3. Step 3: Cross multiply
    100,725.42x = 150,885.38 × 46,613.82
  4. Step 4: Simplify right side
    100,725.42x = 7,033,343,943.95
  5. Step 5: Solve for x
    x = 7,033,343,943.95/100,725.42
  6. Step 6: Final answer
    x = 69,826.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.