Home / 55,250.40-76,246.56-30,100.32

Finding the Fourth Proportional to 55,250.40, 76,246.56 and 30,100.32

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Solution

The fourth proportional to 55,250.40, 76,246.56 and 30,100.32 is: 41,538.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,250.40 : 76,246.56 = 30,100.32 : x
  2. Step 2: Convert to fraction form
    55,250.40/76,246.56 = 30,100.32/x
  3. Step 3: Cross multiply
    55,250.40x = 76,246.56 × 30,100.32
  4. Step 4: Simplify right side
    55,250.40x = 2,295,045,854.90
  5. Step 5: Solve for x
    x = 2,295,045,854.90/55,250.40
  6. Step 6: Final answer
    x = 41,538.99

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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.