Home / 39,925.64-55,102.50-33,199.70

Finding the Fourth Proportional to 39,925.64, 55,102.50 and 33,199.70

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Solution

The fourth proportional to 39,925.64, 55,102.50 and 33,199.70 is: 45,819.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,925.64 : 55,102.50 = 33,199.70 : x
  2. Step 2: Convert to fraction form
    39,925.64/55,102.50 = 33,199.70/x
  3. Step 3: Cross multiply
    39,925.64x = 55,102.50 × 33,199.70
  4. Step 4: Simplify right side
    39,925.64x = 1,829,386,469.25
  5. Step 5: Solve for x
    x = 1,829,386,469.25/39,925.64
  6. Step 6: Final answer
    x = 45,819.84

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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.