Home / 168,402.24-252,583.20-130,999.68

Finding the Fourth Proportional to 168,402.24, 252,583.20 and 130,999.68

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Solution

The fourth proportional to 168,402.24, 252,583.20 and 130,999.68 is: 196,483.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,402.24 : 252,583.20 = 130,999.68 : x
  2. Step 2: Convert to fraction form
    168,402.24/252,583.20 = 130,999.68/x
  3. Step 3: Cross multiply
    168,402.24x = 252,583.20 × 130,999.68
  4. Step 4: Simplify right side
    168,402.24x = 33,088,318,373.38
  5. Step 5: Solve for x
    x = 33,088,318,373.38/168,402.24
  6. Step 6: Final answer
    x = 196,483.84

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1.5x scale

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.