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Finding the Fourth Proportional to 94,858.56, 130,905.60 and 52,424.16

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Solution

The fourth proportional to 94,858.56, 130,905.60 and 52,424.16 is: 72,345.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,858.56 : 130,905.60 = 52,424.16 : x
  2. Step 2: Convert to fraction form
    94,858.56/130,905.60 = 52,424.16/x
  3. Step 3: Cross multiply
    94,858.56x = 130,905.60 × 52,424.16
  4. Step 4: Simplify right side
    94,858.56x = 6,862,616,119.30
  5. Step 5: Solve for x
    x = 6,862,616,119.30/94,858.56
  6. Step 6: Final answer
    x = 72,345.78

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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.