Home / 116,025.80-173,872.65-66,000.20

Finding the Fourth Proportional to 116,025.80, 173,872.65 and 66,000.20

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Solution

The fourth proportional to 116,025.80, 173,872.65 and 66,000.20 is: 98,905.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,025.80 : 173,872.65 = 66,000.20 : x
  2. Step 2: Convert to fraction form
    116,025.80/173,872.65 = 66,000.20/x
  3. Step 3: Cross multiply
    116,025.80x = 173,872.65 × 66,000.20
  4. Step 4: Simplify right side
    116,025.80x = 11,475,629,674.53
  5. Step 5: Solve for x
    x = 11,475,629,674.53/116,025.80
  6. Step 6: Final answer
    x = 98,905.84

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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.