Home / 94,546.98-130,455.63-54,273.78

Finding the Fourth Proportional to 94,546.98, 130,455.63 and 54,273.78

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Solution

The fourth proportional to 94,546.98, 130,455.63 and 54,273.78 is: 74,886.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,546.98 : 130,455.63 = 54,273.78 : x
  2. Step 2: Convert to fraction form
    94,546.98/130,455.63 = 54,273.78/x
  3. Step 3: Cross multiply
    94,546.98x = 130,455.63 × 54,273.78
  4. Step 4: Simplify right side
    94,546.98x = 7,080,320,162.38
  5. Step 5: Solve for x
    x = 7,080,320,162.38/94,546.98
  6. Step 6: Final answer
    x = 74,886.79

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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.