Home / 114,740.40-158,296.41-66,333.42

Finding the Fourth Proportional to 114,740.40, 158,296.41 and 66,333.42

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Solution

The fourth proportional to 114,740.40, 158,296.41 and 66,333.42 is: 91,513.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,740.40 : 158,296.41 = 66,333.42 : x
  2. Step 2: Convert to fraction form
    114,740.40/158,296.41 = 66,333.42/x
  3. Step 3: Cross multiply
    114,740.40x = 158,296.41 × 66,333.42
  4. Step 4: Simplify right side
    114,740.40x = 10,500,342,249.02
  5. Step 5: Solve for x
    x = 10,500,342,249.02/114,740.40
  6. Step 6: Final answer
    x = 91,513.91

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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.