Home / 58,329.36-87,507.99-18,886.50

Finding the Fourth Proportional to 58,329.36, 87,507.99 and 18,886.50

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Solution

The fourth proportional to 58,329.36, 87,507.99 and 18,886.50 is: 28,334.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,329.36 : 87,507.99 = 18,886.50 : x
  2. Step 2: Convert to fraction form
    58,329.36/87,507.99 = 18,886.50/x
  3. Step 3: Cross multiply
    58,329.36x = 87,507.99 × 18,886.50
  4. Step 4: Simplify right side
    58,329.36x = 1,652,719,653.14
  5. Step 5: Solve for x
    x = 1,652,719,653.14/58,329.36
  6. Step 6: Final answer
    x = 28,334.27

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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.