Home / 268,514.60-370,457.86-166,503.40

Finding the Fourth Proportional to 268,514.60, 370,457.86 and 166,503.40

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Solution

The fourth proportional to 268,514.60, 370,457.86 and 166,503.40 is: 229,717.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,514.60 : 370,457.86 = 166,503.40 : x
  2. Step 2: Convert to fraction form
    268,514.60/370,457.86 = 166,503.40/x
  3. Step 3: Cross multiply
    268,514.60x = 370,457.86 × 166,503.40
  4. Step 4: Simplify right side
    268,514.60x = 61,682,493,246.72
  5. Step 5: Solve for x
    x = 61,682,493,246.72/268,514.60
  6. Step 6: Final answer
    x = 229,717.47

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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.