Home / 58,346.55-87,519.83-18,907.65

Finding the Fourth Proportional to 58,346.55, 87,519.83 and 18,907.65

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Solution

The fourth proportional to 58,346.55, 87,519.83 and 18,907.65 is: 28,361.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,346.55 : 87,519.83 = 18,907.65 : x
  2. Step 2: Convert to fraction form
    58,346.55/87,519.83 = 18,907.65/x
  3. Step 3: Cross multiply
    58,346.55x = 87,519.83 × 18,907.65
  4. Step 4: Simplify right side
    58,346.55x = 1,654,794,219.16
  5. Step 5: Solve for x
    x = 1,654,794,219.16/58,346.55
  6. Step 6: Final answer
    x = 28,361.48

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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.