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Finding the Fourth Proportional to 173,718.63, 239,711.52 and 97,242

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Solution

The fourth proportional to 173,718.63, 239,711.52 and 97,242 is: 134,182.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,718.63 : 239,711.52 = 97,242 : x
  2. Step 2: Convert to fraction form
    173,718.63/239,711.52 = 97,242/x
  3. Step 3: Cross multiply
    173,718.63x = 239,711.52 × 97,242
  4. Step 4: Simplify right side
    173,718.63x = 23,310,027,627.84
  5. Step 5: Solve for x
    x = 23,310,027,627.84/173,718.63
  6. Step 6: Final answer
    x = 134,182.66

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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.