Home / 55,698.03-76,891.28-36,325.71

Finding the Fourth Proportional to 55,698.03, 76,891.28 and 36,325.71

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Solution

The fourth proportional to 55,698.03, 76,891.28 and 36,325.71 is: 50,147.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,698.03 : 76,891.28 = 36,325.71 : x
  2. Step 2: Convert to fraction form
    55,698.03/76,891.28 = 36,325.71/x
  3. Step 3: Cross multiply
    55,698.03x = 76,891.28 × 36,325.71
  4. Step 4: Simplify right side
    55,698.03x = 2,793,130,157.18
  5. Step 5: Solve for x
    x = 2,793,130,157.18/55,698.03
  6. Step 6: Final answer
    x = 50,147.74

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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.