Home / 35,187.30-48,546.42-20,069.04

Finding the Fourth Proportional to 35,187.30, 48,546.42 and 20,069.04

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Solution

The fourth proportional to 35,187.30, 48,546.42 and 20,069.04 is: 27,688.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,187.30 : 48,546.42 = 20,069.04 : x
  2. Step 2: Convert to fraction form
    35,187.30/48,546.42 = 20,069.04/x
  3. Step 3: Cross multiply
    35,187.30x = 48,546.42 × 20,069.04
  4. Step 4: Simplify right side
    35,187.30x = 974,280,044.84
  5. Step 5: Solve for x
    x = 974,280,044.84/35,187.30
  6. Step 6: Final answer
    x = 27,688.40

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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.