Home / 38,629.05-58,206.79-31,762.88

Finding the Fourth Proportional to 38,629.05, 58,206.79 and 31,762.88

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Solution

The fourth proportional to 38,629.05, 58,206.79 and 31,762.88 is: 47,860.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,629.05 : 58,206.79 = 31,762.88 : x
  2. Step 2: Convert to fraction form
    38,629.05/58,206.79 = 31,762.88/x
  3. Step 3: Cross multiply
    38,629.05x = 58,206.79 × 31,762.88
  4. Step 4: Simplify right side
    38,629.05x = 1,848,814,836.11
  5. Step 5: Solve for x
    x = 1,848,814,836.11/38,629.05
  6. Step 6: Final answer
    x = 47,860.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.