Home / 52,032.38-78,059.50-20,867.63

Finding the Fourth Proportional to 52,032.38, 78,059.50 and 20,867.63

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Solution

The fourth proportional to 52,032.38, 78,059.50 and 20,867.63 is: 31,305.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,032.38 : 78,059.50 = 20,867.63 : x
  2. Step 2: Convert to fraction form
    52,032.38/78,059.50 = 20,867.63/x
  3. Step 3: Cross multiply
    52,032.38x = 78,059.50 × 20,867.63
  4. Step 4: Simplify right side
    52,032.38x = 1,628,916,321.52
  5. Step 5: Solve for x
    x = 1,628,916,321.52/52,032.38
  6. Step 6: Final answer
    x = 31,305.82

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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.