Home / 170,104.55-234,730.50-98,489.10

Finding the Fourth Proportional to 170,104.55, 234,730.50 and 98,489.10

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Solution

The fourth proportional to 170,104.55, 234,730.50 and 98,489.10 is: 135,906.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,104.55 : 234,730.50 = 98,489.10 : x
  2. Step 2: Convert to fraction form
    170,104.55/234,730.50 = 98,489.10/x
  3. Step 3: Cross multiply
    170,104.55x = 234,730.50 × 98,489.10
  4. Step 4: Simplify right side
    170,104.55x = 23,118,395,687.55
  5. Step 5: Solve for x
    x = 23,118,395,687.55/170,104.55
  6. Step 6: Final answer
    x = 135,906.98

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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.