Home / 168,734.60-253,140.30-98,577.80

Finding the Fourth Proportional to 168,734.60, 253,140.30 and 98,577.80

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Solution

The fourth proportional to 168,734.60, 253,140.30 and 98,577.80 is: 147,889.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,734.60 : 253,140.30 = 98,577.80 : x
  2. Step 2: Convert to fraction form
    168,734.60/253,140.30 = 98,577.80/x
  3. Step 3: Cross multiply
    168,734.60x = 253,140.30 × 98,577.80
  4. Step 4: Simplify right side
    168,734.60x = 24,954,013,865.34
  5. Step 5: Solve for x
    x = 24,954,013,865.34/168,734.60
  6. Step 6: Final answer
    x = 147,889.13

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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.