Home / 230,740.20-346,304.70-112,512.60

Finding the Fourth Proportional to 230,740.20, 346,304.70 and 112,512.60

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Solution

The fourth proportional to 230,740.20, 346,304.70 and 112,512.60 is: 168,863.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,740.20 : 346,304.70 = 112,512.60 : x
  2. Step 2: Convert to fraction form
    230,740.20/346,304.70 = 112,512.60/x
  3. Step 3: Cross multiply
    230,740.20x = 346,304.70 × 112,512.60
  4. Step 4: Simplify right side
    230,740.20x = 38,963,642,189.22
  5. Step 5: Solve for x
    x = 38,963,642,189.22/230,740.20
  6. Step 6: Final answer
    x = 168,863.69

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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.