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Finding the Fourth Proportional to 176,247.98, 243,223.64 and 97,667.25

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Solution

The fourth proportional to 176,247.98, 243,223.64 and 97,667.25 is: 134,781.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,247.98 : 243,223.64 = 97,667.25 : x
  2. Step 2: Convert to fraction form
    176,247.98/243,223.64 = 97,667.25/x
  3. Step 3: Cross multiply
    176,247.98x = 243,223.64 × 97,667.25
  4. Step 4: Simplify right side
    176,247.98x = 23,754,985,483.85
  5. Step 5: Solve for x
    x = 23,754,985,483.85/176,247.98
  6. Step 6: Final answer
    x = 134,781.60

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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.