Home / 58,377.50-87,558.05-18,934.96

Finding the Fourth Proportional to 58,377.50, 87,558.05 and 18,934.96

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Solution

The fourth proportional to 58,377.50, 87,558.05 and 18,934.96 is: 28,399.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,377.50 : 87,558.05 = 18,934.96 : x
  2. Step 2: Convert to fraction form
    58,377.50/87,558.05 = 18,934.96/x
  3. Step 3: Cross multiply
    58,377.50x = 87,558.05 × 18,934.96
  4. Step 4: Simplify right side
    58,377.50x = 1,657,907,641.96
  5. Step 5: Solve for x
    x = 1,657,907,641.96/58,377.50
  6. Step 6: Final answer
    x = 28,399.77

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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.