Home / 58,575.04-87,752.34-28,958.20

Finding the Fourth Proportional to 58,575.04, 87,752.34 and 28,958.20

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Solution

The fourth proportional to 58,575.04, 87,752.34 and 28,958.20 is: 43,382.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,575.04 : 87,752.34 = 28,958.20 : x
  2. Step 2: Convert to fraction form
    58,575.04/87,752.34 = 28,958.20/x
  3. Step 3: Cross multiply
    58,575.04x = 87,752.34 × 28,958.20
  4. Step 4: Simplify right side
    58,575.04x = 2,541,149,812.19
  5. Step 5: Solve for x
    x = 2,541,149,812.19/58,575.04
  6. Step 6: Final answer
    x = 43,382.81

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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.