Home / 316,857.25-437,263.02-173,622.73

Finding the Fourth Proportional to 316,857.25, 437,263.02 and 173,622.73

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Solution

The fourth proportional to 316,857.25, 437,263.02 and 173,622.73 is: 239,599.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,857.25 : 437,263.02 = 173,622.73 : x
  2. Step 2: Convert to fraction form
    316,857.25/437,263.02 = 173,622.73/x
  3. Step 3: Cross multiply
    316,857.25x = 437,263.02 × 173,622.73
  4. Step 4: Simplify right side
    316,857.25x = 75,918,799,260.44
  5. Step 5: Solve for x
    x = 75,918,799,260.44/316,857.25
  6. Step 6: Final answer
    x = 239,599.38

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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.