Home / 169,148.40-253,204.20-98,818.80

Finding the Fourth Proportional to 169,148.40, 253,204.20 and 98,818.80

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Solution

The fourth proportional to 169,148.40, 253,204.20 and 98,818.80 is: 147,925.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,148.40 : 253,204.20 = 98,818.80 : x
  2. Step 2: Convert to fraction form
    169,148.40/253,204.20 = 98,818.80/x
  3. Step 3: Cross multiply
    169,148.40x = 253,204.20 × 98,818.80
  4. Step 4: Simplify right side
    169,148.40x = 25,021,335,198.96
  5. Step 5: Solve for x
    x = 25,021,335,198.96/169,148.40
  6. Step 6: Final answer
    x = 147,925.34

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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.