Home / 47,795.84-65,964.12-28,932.92

Finding the Fourth Proportional to 47,795.84, 65,964.12 and 28,932.92

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Solution

The fourth proportional to 47,795.84, 65,964.12 and 28,932.92 is: 39,930.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,795.84 : 65,964.12 = 28,932.92 : x
  2. Step 2: Convert to fraction form
    47,795.84/65,964.12 = 28,932.92/x
  3. Step 3: Cross multiply
    47,795.84x = 65,964.12 × 28,932.92
  4. Step 4: Simplify right side
    47,795.84x = 1,908,534,606.83
  5. Step 5: Solve for x
    x = 1,908,534,606.83/47,795.84
  6. Step 6: Final answer
    x = 39,930.98

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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.