Home / 145,043.07-200,168.26-96,561.33

Finding the Fourth Proportional to 145,043.07, 200,168.26 and 96,561.33

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Solution

The fourth proportional to 145,043.07, 200,168.26 and 96,561.33 is: 133,260.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,043.07 : 200,168.26 = 96,561.33 : x
  2. Step 2: Convert to fraction form
    145,043.07/200,168.26 = 96,561.33/x
  3. Step 3: Cross multiply
    145,043.07x = 200,168.26 × 96,561.33
  4. Step 4: Simplify right side
    145,043.07x = 19,328,513,167.98
  5. Step 5: Solve for x
    x = 19,328,513,167.98/145,043.07
  6. Step 6: Final answer
    x = 133,260.51

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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.