Home / 58,169.38-87,235.58-18,717.32

Finding the Fourth Proportional to 58,169.38, 87,235.58 and 18,717.32

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Solution

The fourth proportional to 58,169.38, 87,235.58 and 18,717.32 is: 28,070.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,169.38 : 87,235.58 = 18,717.32 : x
  2. Step 2: Convert to fraction form
    58,169.38/87,235.58 = 18,717.32/x
  3. Step 3: Cross multiply
    58,169.38x = 87,235.58 × 18,717.32
  4. Step 4: Simplify right side
    58,169.38x = 1,632,816,266.25
  5. Step 5: Solve for x
    x = 1,632,816,266.25/58,169.38
  6. Step 6: Final answer
    x = 28,070.03

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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.