Home / 58,297.43-87,448.88-18,857.62

Finding the Fourth Proportional to 58,297.43, 87,448.88 and 18,857.62

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Solution

The fourth proportional to 58,297.43, 87,448.88 and 18,857.62 is: 28,287.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,297.43 : 87,448.88 = 18,857.62 : x
  2. Step 2: Convert to fraction form
    58,297.43/87,448.88 = 18,857.62/x
  3. Step 3: Cross multiply
    58,297.43x = 87,448.88 × 18,857.62
  4. Step 4: Simplify right side
    58,297.43x = 1,649,077,904.92
  5. Step 5: Solve for x
    x = 1,649,077,904.92/58,297.43
  6. Step 6: Final answer
    x = 28,287.32

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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.