Home / 186,195.34-256,143.28-163,121.24

Finding the Fourth Proportional to 186,195.34, 256,143.28 and 163,121.24

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Solution

The fourth proportional to 186,195.34, 256,143.28 and 163,121.24 is: 224,400.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,195.34 : 256,143.28 = 163,121.24 : x
  2. Step 2: Convert to fraction form
    186,195.34/256,143.28 = 163,121.24/x
  3. Step 3: Cross multiply
    186,195.34x = 256,143.28 × 163,121.24
  4. Step 4: Simplify right side
    186,195.34x = 41,782,409,451.27
  5. Step 5: Solve for x
    x = 41,782,409,451.27/186,195.34
  6. Step 6: Final answer
    x = 224,400.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.