Home / 94,011.60-141,017.40-87,450.60

Finding the Fourth Proportional to 94,011.60, 141,017.40 and 87,450.60

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Solution

The fourth proportional to 94,011.60, 141,017.40 and 87,450.60 is: 131,175.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,011.60 : 141,017.40 = 87,450.60 : x
  2. Step 2: Convert to fraction form
    94,011.60/141,017.40 = 87,450.60/x
  3. Step 3: Cross multiply
    94,011.60x = 141,017.40 × 87,450.60
  4. Step 4: Simplify right side
    94,011.60x = 12,332,056,240.44
  5. Step 5: Solve for x
    x = 12,332,056,240.44/94,011.60
  6. Step 6: Final answer
    x = 131,175.90

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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.