Home / 194,457.83-268,475.67-158,732.78

Finding the Fourth Proportional to 194,457.83, 268,475.67 and 158,732.78

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Solution

The fourth proportional to 194,457.83, 268,475.67 and 158,732.78 is: 219,152.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,457.83 : 268,475.67 = 158,732.78 : x
  2. Step 2: Convert to fraction form
    194,457.83/268,475.67 = 158,732.78/x
  3. Step 3: Cross multiply
    194,457.83x = 268,475.67 × 158,732.78
  4. Step 4: Simplify right side
    194,457.83x = 42,615,888,119.08
  5. Step 5: Solve for x
    x = 42,615,888,119.08/194,457.83
  6. Step 6: Final answer
    x = 219,152.34

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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.