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Finding the Fourth Proportional to 163,628.98, 225,803.50 and 92,007.16

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Solution

The fourth proportional to 163,628.98, 225,803.50 and 92,007.16 is: 126,967.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,628.98 : 225,803.50 = 92,007.16 : x
  2. Step 2: Convert to fraction form
    163,628.98/225,803.50 = 92,007.16/x
  3. Step 3: Cross multiply
    163,628.98x = 225,803.50 × 92,007.16
  4. Step 4: Simplify right side
    163,628.98x = 20,775,538,753.06
  5. Step 5: Solve for x
    x = 20,775,538,753.06/163,628.98
  6. Step 6: Final answer
    x = 126,967.35

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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.