Home / 39,827.58-59,750.04-12,124.86

Finding the Fourth Proportional to 39,827.58, 59,750.04 and 12,124.86

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Solution

The fourth proportional to 39,827.58, 59,750.04 and 12,124.86 is: 18,189.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,827.58 : 59,750.04 = 12,124.86 : x
  2. Step 2: Convert to fraction form
    39,827.58/59,750.04 = 12,124.86/x
  3. Step 3: Cross multiply
    39,827.58x = 59,750.04 × 12,124.86
  4. Step 4: Simplify right side
    39,827.58x = 724,460,869.99
  5. Step 5: Solve for x
    x = 724,460,869.99/39,827.58
  6. Step 6: Final answer
    x = 18,189.93

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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.