Home / 222,304.23-306,776.97-126,812.52

Finding the Fourth Proportional to 222,304.23, 306,776.97 and 126,812.52

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Solution

The fourth proportional to 222,304.23, 306,776.97 and 126,812.52 is: 174,999.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,304.23 : 306,776.97 = 126,812.52 : x
  2. Step 2: Convert to fraction form
    222,304.23/306,776.97 = 126,812.52/x
  3. Step 3: Cross multiply
    222,304.23x = 306,776.97 × 126,812.52
  4. Step 4: Simplify right side
    222,304.23x = 38,903,160,643.66
  5. Step 5: Solve for x
    x = 38,903,160,643.66/222,304.23
  6. Step 6: Final answer
    x = 174,999.64

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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.