Home / 58,091.52-87,144.57-18,638.04

Finding the Fourth Proportional to 58,091.52, 87,144.57 and 18,638.04

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Solution

The fourth proportional to 58,091.52, 87,144.57 and 18,638.04 is: 27,959.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,091.52 : 87,144.57 = 18,638.04 : x
  2. Step 2: Convert to fraction form
    58,091.52/87,144.57 = 18,638.04/x
  3. Step 3: Cross multiply
    58,091.52x = 87,144.57 × 18,638.04
  4. Step 4: Simplify right side
    58,091.52x = 1,624,203,981.44
  5. Step 5: Solve for x
    x = 1,624,203,981.44/58,091.52
  6. Step 6: Final answer
    x = 27,959.40

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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.