Home / 42,016.12-57,983.50-23,154.46

Finding the Fourth Proportional to 42,016.12, 57,983.50 and 23,154.46

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Solution

The fourth proportional to 42,016.12, 57,983.50 and 23,154.46 is: 31,953.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,016.12 : 57,983.50 = 23,154.46 : x
  2. Step 2: Convert to fraction form
    42,016.12/57,983.50 = 23,154.46/x
  3. Step 3: Cross multiply
    42,016.12x = 57,983.50 × 23,154.46
  4. Step 4: Simplify right side
    42,016.12x = 1,342,576,631.41
  5. Step 5: Solve for x
    x = 1,342,576,631.41/42,016.12
  6. Step 6: Final answer
    x = 31,953.85

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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.