Home / 144,589.74-199,533.81-80,927.55

Finding the Fourth Proportional to 144,589.74, 199,533.81 and 80,927.55

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Solution

The fourth proportional to 144,589.74, 199,533.81 and 80,927.55 is: 111,680.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,589.74 : 199,533.81 = 80,927.55 : x
  2. Step 2: Convert to fraction form
    144,589.74/199,533.81 = 80,927.55/x
  3. Step 3: Cross multiply
    144,589.74x = 199,533.81 × 80,927.55
  4. Step 4: Simplify right side
    144,589.74x = 16,147,782,385.47
  5. Step 5: Solve for x
    x = 16,147,782,385.47/144,589.74
  6. Step 6: Final answer
    x = 111,680.00

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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.