Home / 164,461.09-226,956.30-89,009.59

Finding the Fourth Proportional to 164,461.09, 226,956.30 and 89,009.59

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Solution

The fourth proportional to 164,461.09, 226,956.30 and 89,009.59 is: 122,833.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,461.09 : 226,956.30 = 89,009.59 : x
  2. Step 2: Convert to fraction form
    164,461.09/226,956.30 = 89,009.59/x
  3. Step 3: Cross multiply
    164,461.09x = 226,956.30 × 89,009.59
  4. Step 4: Simplify right side
    164,461.09x = 20,201,287,210.92
  5. Step 5: Solve for x
    x = 20,201,287,210.92/164,461.09
  6. Step 6: Final answer
    x = 122,833.23

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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.