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Finding the Fourth Proportional to 94,901.56, 130,958.46 and 52,457.56

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Solution

The fourth proportional to 94,901.56, 130,958.46 and 52,457.56 is: 72,388.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,901.56 : 130,958.46 = 52,457.56 : x
  2. Step 2: Convert to fraction form
    94,901.56/130,958.46 = 52,457.56/x
  3. Step 3: Cross multiply
    94,901.56x = 130,958.46 × 52,457.56
  4. Step 4: Simplify right side
    94,901.56x = 6,869,761,272.96
  5. Step 5: Solve for x
    x = 6,869,761,272.96/94,901.56
  6. Step 6: Final answer
    x = 72,388.29

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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.