Home / 116,190.87-174,277.80-66,113.84

Finding the Fourth Proportional to 116,190.87, 174,277.80 and 66,113.84

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Solution

The fourth proportional to 116,190.87, 174,277.80 and 66,113.84 is: 99,165.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,190.87 : 174,277.80 = 66,113.84 : x
  2. Step 2: Convert to fraction form
    116,190.87/174,277.80 = 66,113.84/x
  3. Step 3: Cross multiply
    116,190.87x = 174,277.80 × 66,113.84
  4. Step 4: Simplify right side
    116,190.87x = 11,522,173,713.36
  5. Step 5: Solve for x
    x = 11,522,173,713.36/116,190.87
  6. Step 6: Final answer
    x = 99,165.91

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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.