Home / 42,520.86-63,752.43-23,813.76

Finding the Fourth Proportional to 42,520.86, 63,752.43 and 23,813.76

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Solution

The fourth proportional to 42,520.86, 63,752.43 and 23,813.76 is: 35,704.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,520.86 : 63,752.43 = 23,813.76 : x
  2. Step 2: Convert to fraction form
    42,520.86/63,752.43 = 23,813.76/x
  3. Step 3: Cross multiply
    42,520.86x = 63,752.43 × 23,813.76
  4. Step 4: Simplify right side
    42,520.86x = 1,518,185,067.44
  5. Step 5: Solve for x
    x = 1,518,185,067.44/42,520.86
  6. Step 6: Final answer
    x = 35,704.48

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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.