Home / 236,098.26-325,806.12-128,666.01

Finding the Fourth Proportional to 236,098.26, 325,806.12 and 128,666.01

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Solution

The fourth proportional to 236,098.26, 325,806.12 and 128,666.01 is: 177,553.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,098.26 : 325,806.12 = 128,666.01 : x
  2. Step 2: Convert to fraction form
    236,098.26/325,806.12 = 128,666.01/x
  3. Step 3: Cross multiply
    236,098.26x = 325,806.12 × 128,666.01
  4. Step 4: Simplify right side
    236,098.26x = 41,920,173,493.98
  5. Step 5: Solve for x
    x = 41,920,173,493.98/236,098.26
  6. Step 6: Final answer
    x = 177,553.93

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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.