Home / 316,984.15-437,482.92-196,164.31

Finding the Fourth Proportional to 316,984.15, 437,482.92 and 196,164.31

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Solution

The fourth proportional to 316,984.15, 437,482.92 and 196,164.31 is: 270,734.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,984.15 : 437,482.92 = 196,164.31 : x
  2. Step 2: Convert to fraction form
    316,984.15/437,482.92 = 196,164.31/x
  3. Step 3: Cross multiply
    316,984.15x = 437,482.92 × 196,164.31
  4. Step 4: Simplify right side
    316,984.15x = 85,818,535,138.59
  5. Step 5: Solve for x
    x = 85,818,535,138.59/316,984.15
  6. Step 6: Final answer
    x = 270,734.47

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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.