Home / 94,017.78-129,736.32-53,723.52

Finding the Fourth Proportional to 94,017.78, 129,736.32 and 53,723.52

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Solution

The fourth proportional to 94,017.78, 129,736.32 and 53,723.52 is: 74,133.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,017.78 : 129,736.32 = 53,723.52 : x
  2. Step 2: Convert to fraction form
    94,017.78/129,736.32 = 53,723.52/x
  3. Step 3: Cross multiply
    94,017.78x = 129,736.32 × 53,723.52
  4. Step 4: Simplify right side
    94,017.78x = 6,969,891,782.25
  5. Step 5: Solve for x
    x = 6,969,891,782.25/94,017.78
  6. Step 6: Final answer
    x = 74,133.76

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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.