Home / 58,300.44-87,453.39-18,860.64

Finding the Fourth Proportional to 58,300.44, 87,453.39 and 18,860.64

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Solution

The fourth proportional to 58,300.44, 87,453.39 and 18,860.64 is: 28,291.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,300.44 : 87,453.39 = 18,860.64 : x
  2. Step 2: Convert to fraction form
    58,300.44/87,453.39 = 18,860.64/x
  3. Step 3: Cross multiply
    58,300.44x = 87,453.39 × 18,860.64
  4. Step 4: Simplify right side
    58,300.44x = 1,649,426,905.57
  5. Step 5: Solve for x
    x = 1,649,426,905.57/58,300.44
  6. Step 6: Final answer
    x = 28,291.84

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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.