Home / 89,611.54-134,417.68-36,304.55

Finding the Fourth Proportional to 89,611.54, 134,417.68 and 36,304.55

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Solution

The fourth proportional to 89,611.54, 134,417.68 and 36,304.55 is: 54,456.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,611.54 : 134,417.68 = 36,304.55 : x
  2. Step 2: Convert to fraction form
    89,611.54/134,417.68 = 36,304.55/x
  3. Step 3: Cross multiply
    89,611.54x = 134,417.68 × 36,304.55
  4. Step 4: Simplify right side
    89,611.54x = 4,879,973,384.44
  5. Step 5: Solve for x
    x = 4,879,973,384.44/89,611.54
  6. Step 6: Final answer
    x = 54,456.98

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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.