Home / 74,125.54-102,292.23-40,591.54

Finding the Fourth Proportional to 74,125.54, 102,292.23 and 40,591.54

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Solution

The fourth proportional to 74,125.54, 102,292.23 and 40,591.54 is: 56,015.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,125.54 : 102,292.23 = 40,591.54 : x
  2. Step 2: Convert to fraction form
    74,125.54/102,292.23 = 40,591.54/x
  3. Step 3: Cross multiply
    74,125.54x = 102,292.23 × 40,591.54
  4. Step 4: Simplify right side
    74,125.54x = 4,152,199,145.73
  5. Step 5: Solve for x
    x = 4,152,199,145.73/74,125.54
  6. Step 6: Final answer
    x = 56,015.77

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1.5x scale

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.