Home / 144,592.74-199,537.95-80,930.55

Finding the Fourth Proportional to 144,592.74, 199,537.95 and 80,930.55

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Solution

The fourth proportional to 144,592.74, 199,537.95 and 80,930.55 is: 111,684.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,592.74 : 199,537.95 = 80,930.55 : x
  2. Step 2: Convert to fraction form
    144,592.74/199,537.95 = 80,930.55/x
  3. Step 3: Cross multiply
    144,592.74x = 199,537.95 × 80,930.55
  4. Step 4: Simplify right side
    144,592.74x = 16,148,716,039.37
  5. Step 5: Solve for x
    x = 16,148,716,039.37/144,592.74
  6. Step 6: Final answer
    x = 111,684.14

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1.5x scale

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.