Home / 42,013.12-57,977.50-24,107.74

Finding the Fourth Proportional to 42,013.12, 57,977.50 and 24,107.74

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Solution

The fourth proportional to 42,013.12, 57,977.50 and 24,107.74 is: 33,268.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,013.12 : 57,977.50 = 24,107.74 : x
  2. Step 2: Convert to fraction form
    42,013.12/57,977.50 = 24,107.74/x
  3. Step 3: Cross multiply
    42,013.12x = 57,977.50 × 24,107.74
  4. Step 4: Simplify right side
    42,013.12x = 1,397,706,495.85
  5. Step 5: Solve for x
    x = 1,397,706,495.85/42,013.12
  6. Step 6: Final answer
    x = 33,268.33

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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.