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Finding the Fourth Proportional to 163,628.42, 225,798.95 and 92,004.17

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Solution

The fourth proportional to 163,628.42, 225,798.95 and 92,004.17 is: 126,961.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,628.42 : 225,798.95 = 92,004.17 : x
  2. Step 2: Convert to fraction form
    163,628.42/225,798.95 = 92,004.17/x
  3. Step 3: Cross multiply
    163,628.42x = 225,798.95 × 92,004.17
  4. Step 4: Simplify right side
    163,628.42x = 20,774,443,392.61
  5. Step 5: Solve for x
    x = 20,774,443,392.61/163,628.42
  6. Step 6: Final answer
    x = 126,961.10

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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.