Home / 94,584.18-130,516.47-54,288.30

Finding the Fourth Proportional to 94,584.18, 130,516.47 and 54,288.30

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Solution

The fourth proportional to 94,584.18, 130,516.47 and 54,288.30 is: 74,912.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,584.18 : 130,516.47 = 54,288.30 : x
  2. Step 2: Convert to fraction form
    94,584.18/130,516.47 = 54,288.30/x
  3. Step 3: Cross multiply
    94,584.18x = 130,516.47 × 54,288.30
  4. Step 4: Simplify right side
    94,584.18x = 7,085,517,278.30
  5. Step 5: Solve for x
    x = 7,085,517,278.30/94,584.18
  6. Step 6: Final answer
    x = 74,912.29

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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.