Home / 56,966.20-85,449.30-33,638.20

Finding the Fourth Proportional to 56,966.20, 85,449.30 and 33,638.20

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Solution

The fourth proportional to 56,966.20, 85,449.30 and 33,638.20 is: 50,457.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,966.20 : 85,449.30 = 33,638.20 : x
  2. Step 2: Convert to fraction form
    56,966.20/85,449.30 = 33,638.20/x
  3. Step 3: Cross multiply
    56,966.20x = 85,449.30 × 33,638.20
  4. Step 4: Simplify right side
    56,966.20x = 2,874,360,643.26
  5. Step 5: Solve for x
    x = 2,874,360,643.26/56,966.20
  6. Step 6: Final answer
    x = 50,457.30

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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.