Home / 224,069.32-336,136.74-81,921.52

Finding the Fourth Proportional to 224,069.32, 336,136.74 and 81,921.52

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Solution

The fourth proportional to 224,069.32, 336,136.74 and 81,921.52 is: 122,894.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,069.32 : 336,136.74 = 81,921.52 : x
  2. Step 2: Convert to fraction form
    224,069.32/336,136.74 = 81,921.52/x
  3. Step 3: Cross multiply
    224,069.32x = 336,136.74 × 81,921.52
  4. Step 4: Simplify right side
    224,069.32x = 27,536,832,668.64
  5. Step 5: Solve for x
    x = 27,536,832,668.64/224,069.32
  6. Step 6: Final answer
    x = 122,894.26

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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.