Home / 55,939.16-84,214.93-51,040.28

Finding the Fourth Proportional to 55,939.16, 84,214.93 and 51,040.28

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Solution

The fourth proportional to 55,939.16, 84,214.93 and 51,040.28 is: 76,839.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,939.16 : 84,214.93 = 51,040.28 : x
  2. Step 2: Convert to fraction form
    55,939.16/84,214.93 = 51,040.28/x
  3. Step 3: Cross multiply
    55,939.16x = 84,214.93 × 51,040.28
  4. Step 4: Simplify right side
    55,939.16x = 4,298,353,786.02
  5. Step 5: Solve for x
    x = 4,298,353,786.02/55,939.16
  6. Step 6: Final answer
    x = 76,839.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.