Home / 55,017.48-75,986.64-37,081.56

Finding the Fourth Proportional to 55,017.48, 75,986.64 and 37,081.56

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Solution

The fourth proportional to 55,017.48, 75,986.64 and 37,081.56 is: 51,214.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,017.48 : 75,986.64 = 37,081.56 : x
  2. Step 2: Convert to fraction form
    55,017.48/75,986.64 = 37,081.56/x
  3. Step 3: Cross multiply
    55,017.48x = 75,986.64 × 37,081.56
  4. Step 4: Simplify right side
    55,017.48x = 2,817,703,150.36
  5. Step 5: Solve for x
    x = 2,817,703,150.36/55,017.48
  6. Step 6: Final answer
    x = 51,214.69

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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.