Home / 74,364.83-111,588.26-34,920.92

Finding the Fourth Proportional to 74,364.83, 111,588.26 and 34,920.92

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Solution

The fourth proportional to 74,364.83, 111,588.26 and 34,920.92 is: 52,400.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,364.83 : 111,588.26 = 34,920.92 : x
  2. Step 2: Convert to fraction form
    74,364.83/111,588.26 = 34,920.92/x
  3. Step 3: Cross multiply
    74,364.83x = 111,588.26 × 34,920.92
  4. Step 4: Simplify right side
    74,364.83x = 3,896,764,902.98
  5. Step 5: Solve for x
    x = 3,896,764,902.98/74,364.83
  6. Step 6: Final answer
    x = 52,400.64

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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.