Home / 94,514.66-130,449.12-54,255.65

Finding the Fourth Proportional to 94,514.66, 130,449.12 and 54,255.65

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Solution

The fourth proportional to 94,514.66, 130,449.12 and 54,255.65 is: 74,883.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,514.66 : 130,449.12 = 54,255.65 : x
  2. Step 2: Convert to fraction form
    94,514.66/130,449.12 = 54,255.65/x
  3. Step 3: Cross multiply
    94,514.66x = 130,449.12 × 54,255.65
  4. Step 4: Simplify right side
    94,514.66x = 7,077,601,797.53
  5. Step 5: Solve for x
    x = 7,077,601,797.53/94,514.66
  6. Step 6: Final answer
    x = 74,883.64

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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.