Home / 222,283.36-306,780.24-126,768.16

Finding the Fourth Proportional to 222,283.36, 306,780.24 and 126,768.16

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Solution

The fourth proportional to 222,283.36, 306,780.24 and 126,768.16 is: 174,956.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,283.36 : 306,780.24 = 126,768.16 : x
  2. Step 2: Convert to fraction form
    222,283.36/306,780.24 = 126,768.16/x
  3. Step 3: Cross multiply
    222,283.36x = 306,780.24 × 126,768.16
  4. Step 4: Simplify right side
    222,283.36x = 38,889,966,549.16
  5. Step 5: Solve for x
    x = 38,889,966,549.16/222,283.36
  6. Step 6: Final answer
    x = 174,956.72

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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.