Home / 164,323.51-226,705.67-121,406.37

Finding the Fourth Proportional to 164,323.51, 226,705.67 and 121,406.37

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Solution

The fourth proportional to 164,323.51, 226,705.67 and 121,406.37 is: 167,495.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,323.51 : 226,705.67 = 121,406.37 : x
  2. Step 2: Convert to fraction form
    164,323.51/226,705.67 = 121,406.37/x
  3. Step 3: Cross multiply
    164,323.51x = 226,705.67 × 121,406.37
  4. Step 4: Simplify right side
    164,323.51x = 27,523,512,601.01
  5. Step 5: Solve for x
    x = 27,523,512,601.01/164,323.51
  6. Step 6: Final answer
    x = 167,495.89

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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.