Home / 223,262.20-308,096.48-127,762.80

Finding the Fourth Proportional to 223,262.20, 308,096.48 and 127,762.80

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Solution

The fourth proportional to 223,262.20, 308,096.48 and 127,762.80 is: 176,309.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,262.20 : 308,096.48 = 127,762.80 : x
  2. Step 2: Convert to fraction form
    223,262.20/308,096.48 = 127,762.80/x
  3. Step 3: Cross multiply
    223,262.20x = 308,096.48 × 127,762.80
  4. Step 4: Simplify right side
    223,262.20x = 39,363,268,954.94
  5. Step 5: Solve for x
    x = 39,363,268,954.94/223,262.20
  6. Step 6: Final answer
    x = 176,309.60

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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.