Home / 194,901.28-269,221.89-156,804.34

Finding the Fourth Proportional to 194,901.28, 269,221.89 and 156,804.34

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Solution

The fourth proportional to 194,901.28, 269,221.89 and 156,804.34 is: 216,597.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,901.28 : 269,221.89 = 156,804.34 : x
  2. Step 2: Convert to fraction form
    194,901.28/269,221.89 = 156,804.34/x
  3. Step 3: Cross multiply
    194,901.28x = 269,221.89 × 156,804.34
  4. Step 4: Simplify right side
    194,901.28x = 42,215,159,990.98
  5. Step 5: Solve for x
    x = 42,215,159,990.98/194,901.28
  6. Step 6: Final answer
    x = 216,597.66

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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.