Home / 147,632.76-203,903.19-107,525.88

Finding the Fourth Proportional to 147,632.76, 203,903.19 and 107,525.88

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Solution

The fourth proportional to 147,632.76, 203,903.19 and 107,525.88 is: 148,509.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,632.76 : 203,903.19 = 107,525.88 : x
  2. Step 2: Convert to fraction form
    147,632.76/203,903.19 = 107,525.88/x
  3. Step 3: Cross multiply
    147,632.76x = 203,903.19 × 107,525.88
  4. Step 4: Simplify right side
    147,632.76x = 21,924,869,939.56
  5. Step 5: Solve for x
    x = 21,924,869,939.56/147,632.76
  6. Step 6: Final answer
    x = 148,509.52

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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.