Home / 268,001.60-401,346.30-127,596.20

Finding the Fourth Proportional to 268,001.60, 401,346.30 and 127,596.20

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Solution

The fourth proportional to 268,001.60, 401,346.30 and 127,596.20 is: 191,081.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,001.60 : 401,346.30 = 127,596.20 : x
  2. Step 2: Convert to fraction form
    268,001.60/401,346.30 = 127,596.20/x
  3. Step 3: Cross multiply
    268,001.60x = 401,346.30 × 127,596.20
  4. Step 4: Simplify right side
    268,001.60x = 51,210,262,764.06
  5. Step 5: Solve for x
    x = 51,210,262,764.06/268,001.60
  6. Step 6: Final answer
    x = 191,081.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.