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Finding the Fourth Proportional to 94,798.56, 130,821.60 and 52,356.88

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Solution

The fourth proportional to 94,798.56, 130,821.60 and 52,356.88 is: 72,252.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,798.56 : 130,821.60 = 52,356.88 : x
  2. Step 2: Convert to fraction form
    94,798.56/130,821.60 = 52,356.88/x
  3. Step 3: Cross multiply
    94,798.56x = 130,821.60 × 52,356.88
  4. Step 4: Simplify right side
    94,798.56x = 6,849,410,812.61
  5. Step 5: Solve for x
    x = 6,849,410,812.61/94,798.56
  6. Step 6: Final answer
    x = 72,252.27

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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.