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Finding the Fourth Proportional to 94,395.60, 130,251.03 and 54,101.64

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Solution

The fourth proportional to 94,395.60, 130,251.03 and 54,101.64 is: 74,651.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,395.60 : 130,251.03 = 54,101.64 : x
  2. Step 2: Convert to fraction form
    94,395.60/130,251.03 = 54,101.64/x
  3. Step 3: Cross multiply
    94,395.60x = 130,251.03 × 54,101.64
  4. Step 4: Simplify right side
    94,395.60x = 7,046,794,334.69
  5. Step 5: Solve for x
    x = 7,046,794,334.69/94,395.60
  6. Step 6: Final answer
    x = 74,651.72

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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.