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Finding the Fourth Proportional to 94,060.56, 129,803.58 and 51,619.10

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Solution

The fourth proportional to 94,060.56, 129,803.58 and 51,619.10 is: 71,234.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,060.56 : 129,803.58 = 51,619.10 : x
  2. Step 2: Convert to fraction form
    94,060.56/129,803.58 = 51,619.10/x
  3. Step 3: Cross multiply
    94,060.56x = 129,803.58 × 51,619.10
  4. Step 4: Simplify right side
    94,060.56x = 6,700,343,976.38
  5. Step 5: Solve for x
    x = 6,700,343,976.38/94,060.56
  6. Step 6: Final answer
    x = 71,234.36

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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.