Home / 224,586.36-309,910.56-127,764.45

Finding the Fourth Proportional to 224,586.36, 309,910.56 and 127,764.45

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Solution

The fourth proportional to 224,586.36, 309,910.56 and 127,764.45 is: 176,304.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,586.36 : 309,910.56 = 127,764.45 : x
  2. Step 2: Convert to fraction form
    224,586.36/309,910.56 = 127,764.45/x
  3. Step 3: Cross multiply
    224,586.36x = 309,910.56 × 127,764.45
  4. Step 4: Simplify right side
    224,586.36x = 39,595,552,247.59
  5. Step 5: Solve for x
    x = 39,595,552,247.59/224,586.36
  6. Step 6: Final answer
    x = 176,304.35

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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.