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Finding the Fourth Proportional to 178,605.87, 246,475.24 and 98,034.77

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Solution

The fourth proportional to 178,605.87, 246,475.24 and 98,034.77 is: 135,287.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,605.87 : 246,475.24 = 98,034.77 : x
  2. Step 2: Convert to fraction form
    178,605.87/246,475.24 = 98,034.77/x
  3. Step 3: Cross multiply
    178,605.87x = 246,475.24 × 98,034.77
  4. Step 4: Simplify right side
    178,605.87x = 24,163,142,448.77
  5. Step 5: Solve for x
    x = 24,163,142,448.77/178,605.87
  6. Step 6: Final answer
    x = 135,287.50

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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.