Home / 116,827.80-175,241.70-72,504.60

Finding the Fourth Proportional to 116,827.80, 175,241.70 and 72,504.60

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Solution

The fourth proportional to 116,827.80, 175,241.70 and 72,504.60 is: 108,756.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,827.80 : 175,241.70 = 72,504.60 : x
  2. Step 2: Convert to fraction form
    116,827.80/175,241.70 = 72,504.60/x
  3. Step 3: Cross multiply
    116,827.80x = 175,241.70 × 72,504.60
  4. Step 4: Simplify right side
    116,827.80x = 12,705,829,361.82
  5. Step 5: Solve for x
    x = 12,705,829,361.82/116,827.80
  6. Step 6: Final answer
    x = 108,756.90

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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.