Home / 55,305.28-76,297-37,393.80

Finding the Fourth Proportional to 55,305.28, 76,297 and 37,393.80

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Solution

The fourth proportional to 55,305.28, 76,297 and 37,393.80 is: 51,587.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,305.28 : 76,297 = 37,393.80 : x
  2. Step 2: Convert to fraction form
    55,305.28/76,297 = 37,393.80/x
  3. Step 3: Cross multiply
    55,305.28x = 76,297 × 37,393.80
  4. Step 4: Simplify right side
    55,305.28x = 2,853,034,758.60
  5. Step 5: Solve for x
    x = 2,853,034,758.60/55,305.28
  6. Step 6: Final answer
    x = 51,587.02

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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.