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Finding the Fourth Proportional to 176,222.25, 243,186.98 and 100,772.37

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Solution

The fourth proportional to 176,222.25, 243,186.98 and 100,772.37 is: 139,066.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,222.25 : 243,186.98 = 100,772.37 : x
  2. Step 2: Convert to fraction form
    176,222.25/243,186.98 = 100,772.37/x
  3. Step 3: Cross multiply
    176,222.25x = 243,186.98 × 100,772.37
  4. Step 4: Simplify right side
    176,222.25x = 24,506,527,823.88
  5. Step 5: Solve for x
    x = 24,506,527,823.88/176,222.25
  6. Step 6: Final answer
    x = 139,066.02

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.