Home / 94,086.36-129,806.28-53,771.04

Finding the Fourth Proportional to 94,086.36, 129,806.28 and 53,771.04

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Solution

The fourth proportional to 94,086.36, 129,806.28 and 53,771.04 is: 74,185.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,086.36 : 129,806.28 = 53,771.04 : x
  2. Step 2: Convert to fraction form
    94,086.36/129,806.28 = 53,771.04/x
  3. Step 3: Cross multiply
    94,086.36x = 129,806.28 × 53,771.04
  4. Step 4: Simplify right side
    94,086.36x = 6,979,818,674.13
  5. Step 5: Solve for x
    x = 6,979,818,674.13/94,086.36
  6. Step 6: Final answer
    x = 74,185.23

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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.