Home / 144,784.65-199,735.23-91,099.26

Finding the Fourth Proportional to 144,784.65, 199,735.23 and 91,099.26

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Solution

The fourth proportional to 144,784.65, 199,735.23 and 91,099.26 is: 125,674.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,784.65 : 199,735.23 = 91,099.26 : x
  2. Step 2: Convert to fraction form
    144,784.65/199,735.23 = 91,099.26/x
  3. Step 3: Cross multiply
    144,784.65x = 199,735.23 × 91,099.26
  4. Step 4: Simplify right side
    144,784.65x = 18,195,731,648.93
  5. Step 5: Solve for x
    x = 18,195,731,648.93/144,784.65
  6. Step 6: Final answer
    x = 125,674.45

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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.