Home / 74,808.27-112,118.81-37,378.85

Finding the Fourth Proportional to 74,808.27, 112,118.81 and 37,378.85

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Solution

The fourth proportional to 74,808.27, 112,118.81 and 37,378.85 is: 56,021.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,808.27 : 112,118.81 = 37,378.85 : x
  2. Step 2: Convert to fraction form
    74,808.27/112,118.81 = 37,378.85/x
  3. Step 3: Cross multiply
    74,808.27x = 112,118.81 × 37,378.85
  4. Step 4: Simplify right side
    74,808.27x = 4,190,871,433.68
  5. Step 5: Solve for x
    x = 4,190,871,433.68/74,808.27
  6. Step 6: Final answer
    x = 56,021.50

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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.