Home / 114,768.40-158,390.32-67,037.12

Finding the Fourth Proportional to 114,768.40, 158,390.32 and 67,037.12

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Solution

The fourth proportional to 114,768.40, 158,390.32 and 67,037.12 is: 92,517.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,768.40 : 158,390.32 = 67,037.12 : x
  2. Step 2: Convert to fraction form
    114,768.40/158,390.32 = 67,037.12/x
  3. Step 3: Cross multiply
    114,768.40x = 158,390.32 × 67,037.12
  4. Step 4: Simplify right side
    114,768.40x = 10,618,030,888.68
  5. Step 5: Solve for x
    x = 10,618,030,888.68/114,768.40
  6. Step 6: Final answer
    x = 92,517.02

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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.