Home / 58,069.42-87,095.92-18,621.40

Finding the Fourth Proportional to 58,069.42, 87,095.92 and 18,621.40

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Solution

The fourth proportional to 58,069.42, 87,095.92 and 18,621.40 is: 27,929.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,069.42 : 87,095.92 = 18,621.40 : x
  2. Step 2: Convert to fraction form
    58,069.42/87,095.92 = 18,621.40/x
  3. Step 3: Cross multiply
    58,069.42x = 87,095.92 × 18,621.40
  4. Step 4: Simplify right side
    58,069.42x = 1,621,848,182.43
  5. Step 5: Solve for x
    x = 1,621,848,182.43/58,069.42
  6. Step 6: Final answer
    x = 27,929.47

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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.