Home / 55,901.22-83,851.83-38,317.74

Finding the Fourth Proportional to 55,901.22, 83,851.83 and 38,317.74

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Solution

The fourth proportional to 55,901.22, 83,851.83 and 38,317.74 is: 57,476.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,901.22 : 83,851.83 = 38,317.74 : x
  2. Step 2: Convert to fraction form
    55,901.22/83,851.83 = 38,317.74/x
  3. Step 3: Cross multiply
    55,901.22x = 83,851.83 × 38,317.74
  4. Step 4: Simplify right side
    55,901.22x = 3,213,012,620.46
  5. Step 5: Solve for x
    x = 3,213,012,620.46/55,901.22
  6. Step 6: Final answer
    x = 57,476.61

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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.