Home / 25,159.77-37,739.76-7,629.75

Finding the Fourth Proportional to 25,159.77, 37,739.76 and 7,629.75

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Solution

The fourth proportional to 25,159.77, 37,739.76 and 7,629.75 is: 11,444.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,159.77 : 37,739.76 = 7,629.75 : x
  2. Step 2: Convert to fraction form
    25,159.77/37,739.76 = 7,629.75/x
  3. Step 3: Cross multiply
    25,159.77x = 37,739.76 × 7,629.75
  4. Step 4: Simplify right side
    25,159.77x = 287,944,933.86
  5. Step 5: Solve for x
    x = 287,944,933.86/25,159.77
  6. Step 6: Final answer
    x = 11,444.66

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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.