Home / 230,515.80-346,032.90-178,157.40

Finding the Fourth Proportional to 230,515.80, 346,032.90 and 178,157.40

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Solution

The fourth proportional to 230,515.80, 346,032.90 and 178,157.40 is: 267,436.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,515.80 : 346,032.90 = 178,157.40 : x
  2. Step 2: Convert to fraction form
    230,515.80/346,032.90 = 178,157.40/x
  3. Step 3: Cross multiply
    230,515.80x = 346,032.90 × 178,157.40
  4. Step 4: Simplify right side
    230,515.80x = 61,648,321,778.46
  5. Step 5: Solve for x
    x = 61,648,321,778.46/230,515.80
  6. Step 6: Final answer
    x = 267,436.43

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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.