Home / 58,436.37-87,599.06-18,965.88

Finding the Fourth Proportional to 58,436.37, 87,599.06 and 18,965.88

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Solution

The fourth proportional to 58,436.37, 87,599.06 and 18,965.88 is: 28,430.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,436.37 : 87,599.06 = 18,965.88 : x
  2. Step 2: Convert to fraction form
    58,436.37/87,599.06 = 18,965.88/x
  3. Step 3: Cross multiply
    58,436.37x = 87,599.06 × 18,965.88
  4. Step 4: Simplify right side
    58,436.37x = 1,661,393,165.24
  5. Step 5: Solve for x
    x = 1,661,393,165.24/58,436.37
  6. Step 6: Final answer
    x = 28,430.81

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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.