Home / 58,578.60-87,805.86-19,125.12

Finding the Fourth Proportional to 58,578.60, 87,805.86 and 19,125.12

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Solution

The fourth proportional to 58,578.60, 87,805.86 and 19,125.12 is: 28,667.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,578.60 : 87,805.86 = 19,125.12 : x
  2. Step 2: Convert to fraction form
    58,578.60/87,805.86 = 19,125.12/x
  3. Step 3: Cross multiply
    58,578.60x = 87,805.86 × 19,125.12
  4. Step 4: Simplify right side
    58,578.60x = 1,679,297,609.20
  5. Step 5: Solve for x
    x = 1,679,297,609.20/58,578.60
  6. Step 6: Final answer
    x = 28,667.42

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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.