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Finding the Fourth Proportional to 117,040.87, 175,477.47 and 49,577.46

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Solution

The fourth proportional to 117,040.87, 175,477.47 and 49,577.46 is: 74,330.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,040.87 : 175,477.47 = 49,577.46 : x
  2. Step 2: Convert to fraction form
    117,040.87/175,477.47 = 49,577.46/x
  3. Step 3: Cross multiply
    117,040.87x = 175,477.47 × 49,577.46
  4. Step 4: Simplify right side
    117,040.87x = 8,699,727,249.83
  5. Step 5: Solve for x
    x = 8,699,727,249.83/117,040.87
  6. Step 6: Final answer
    x = 74,330.68

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1.5x scale

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.