Home / 58,655.91-87,965.34-19,203.96

Finding the Fourth Proportional to 58,655.91, 87,965.34 and 19,203.96

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Solution

The fourth proportional to 58,655.91, 87,965.34 and 19,203.96 is: 28,799.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,655.91 : 87,965.34 = 19,203.96 : x
  2. Step 2: Convert to fraction form
    58,655.91/87,965.34 = 19,203.96/x
  3. Step 3: Cross multiply
    58,655.91x = 87,965.34 × 19,203.96
  4. Step 4: Simplify right side
    58,655.91x = 1,689,282,870.75
  5. Step 5: Solve for x
    x = 1,689,282,870.75/58,655.91
  6. Step 6: Final answer
    x = 28,799.87

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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.