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Finding the Fourth Proportional to 117,029.55, 175,544.33 and 97,346.55

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Solution

The fourth proportional to 117,029.55, 175,544.33 and 97,346.55 is: 146,019.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,029.55 : 175,544.33 = 97,346.55 : x
  2. Step 2: Convert to fraction form
    117,029.55/175,544.33 = 97,346.55/x
  3. Step 3: Cross multiply
    117,029.55x = 175,544.33 × 97,346.55
  4. Step 4: Simplify right side
    117,029.55x = 17,088,634,410.83
  5. Step 5: Solve for x
    x = 17,088,634,410.83/117,029.55
  6. Step 6: Final answer
    x = 146,019.83

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.