Home / 114,452.36-157,928.28-66,668.84

Finding the Fourth Proportional to 114,452.36, 157,928.28 and 66,668.84

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Solution

The fourth proportional to 114,452.36, 157,928.28 and 66,668.84 is: 91,993.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,452.36 : 157,928.28 = 66,668.84 : x
  2. Step 2: Convert to fraction form
    114,452.36/157,928.28 = 66,668.84/x
  3. Step 3: Cross multiply
    114,452.36x = 157,928.28 × 66,668.84
  4. Step 4: Simplify right side
    114,452.36x = 10,528,895,230.80
  5. Step 5: Solve for x
    x = 10,528,895,230.80/114,452.36
  6. Step 6: Final answer
    x = 91,993.69

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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.