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Finding the Fourth Proportional to 172,503.54, 238,054.50 and 97,052.04

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Solution

The fourth proportional to 172,503.54, 238,054.50 and 97,052.04 is: 133,931.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,503.54 : 238,054.50 = 97,052.04 : x
  2. Step 2: Convert to fraction form
    172,503.54/238,054.50 = 97,052.04/x
  3. Step 3: Cross multiply
    172,503.54x = 238,054.50 × 97,052.04
  4. Step 4: Simplify right side
    172,503.54x = 23,103,674,856.18
  5. Step 5: Solve for x
    x = 23,103,674,856.18/172,503.54
  6. Step 6: Final answer
    x = 133,931.60

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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.