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Finding the Fourth Proportional to 176,246.37, 243,216.11 and 99,763.94

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Solution

The fourth proportional to 176,246.37, 243,216.11 and 99,763.94 is: 137,672.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,246.37 : 243,216.11 = 99,763.94 : x
  2. Step 2: Convert to fraction form
    176,246.37/243,216.11 = 99,763.94/x
  3. Step 3: Cross multiply
    176,246.37x = 243,216.11 × 99,763.94
  4. Step 4: Simplify right side
    176,246.37x = 24,264,197,405.07
  5. Step 5: Solve for x
    x = 24,264,197,405.07/176,246.37
  6. Step 6: Final answer
    x = 137,672.04

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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.