Home / 164,128.20-226,346.58-107,570.76

Finding the Fourth Proportional to 164,128.20, 226,346.58 and 107,570.76

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Solution

The fourth proportional to 164,128.20, 226,346.58 and 107,570.76 is: 148,349.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,128.20 : 226,346.58 = 107,570.76 : x
  2. Step 2: Convert to fraction form
    164,128.20/226,346.58 = 107,570.76/x
  3. Step 3: Cross multiply
    164,128.20x = 226,346.58 × 107,570.76
  4. Step 4: Simplify right side
    164,128.20x = 24,348,273,634.00
  5. Step 5: Solve for x
    x = 24,348,273,634.00/164,128.20
  6. Step 6: Final answer
    x = 148,349.12

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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.