Home / 316,692.17-437,026.83-180,723.68

Finding the Fourth Proportional to 316,692.17, 437,026.83 and 180,723.68

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Solution

The fourth proportional to 316,692.17, 437,026.83 and 180,723.68 is: 249,393.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,692.17 : 437,026.83 = 180,723.68 : x
  2. Step 2: Convert to fraction form
    316,692.17/437,026.83 = 180,723.68/x
  3. Step 3: Cross multiply
    316,692.17x = 437,026.83 × 180,723.68
  4. Step 4: Simplify right side
    316,692.17x = 78,981,096,976.33
  5. Step 5: Solve for x
    x = 78,981,096,976.33/316,692.17
  6. Step 6: Final answer
    x = 249,393.91

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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.