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Finding the Fourth Proportional to 176,732, 243,890.16 and 97,244

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Solution

The fourth proportional to 176,732, 243,890.16 and 97,244 is: 134,196.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,732 : 243,890.16 = 97,244 : x
  2. Step 2: Convert to fraction form
    176,732/243,890.16 = 97,244/x
  3. Step 3: Cross multiply
    176,732x = 243,890.16 × 97,244
  4. Step 4: Simplify right side
    176,732x = 23,716,854,719.04
  5. Step 5: Solve for x
    x = 23,716,854,719.04/176,732
  6. Step 6: Final answer
    x = 134,196.72

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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.