Home / 116,845.40-175,268.10-72,327.80

Finding the Fourth Proportional to 116,845.40, 175,268.10 and 72,327.80

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Solution

The fourth proportional to 116,845.40, 175,268.10 and 72,327.80 is: 108,491.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,845.40 : 175,268.10 = 72,327.80 : x
  2. Step 2: Convert to fraction form
    116,845.40/175,268.10 = 72,327.80/x
  3. Step 3: Cross multiply
    116,845.40x = 175,268.10 × 72,327.80
  4. Step 4: Simplify right side
    116,845.40x = 12,676,756,083.18
  5. Step 5: Solve for x
    x = 12,676,756,083.18/116,845.40
  6. Step 6: Final answer
    x = 108,491.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.