Home / 58,293.73-87,418.72-18,840.25

Finding the Fourth Proportional to 58,293.73, 87,418.72 and 18,840.25

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Solution

The fourth proportional to 58,293.73, 87,418.72 and 18,840.25 is: 28,253.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,293.73 : 87,418.72 = 18,840.25 : x
  2. Step 2: Convert to fraction form
    58,293.73/87,418.72 = 18,840.25/x
  3. Step 3: Cross multiply
    58,293.73x = 87,418.72 × 18,840.25
  4. Step 4: Simplify right side
    58,293.73x = 1,646,990,539.48
  5. Step 5: Solve for x
    x = 1,646,990,539.48/58,293.73
  6. Step 6: Final answer
    x = 28,253.31

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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.