Home / 49,526.86-74,291.73-12,590.86

Finding the Fourth Proportional to 49,526.86, 74,291.73 and 12,590.86

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Solution

The fourth proportional to 49,526.86, 74,291.73 and 12,590.86 is: 18,886.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,526.86 : 74,291.73 = 12,590.86 : x
  2. Step 2: Convert to fraction form
    49,526.86/74,291.73 = 12,590.86/x
  3. Step 3: Cross multiply
    49,526.86x = 74,291.73 × 12,590.86
  4. Step 4: Simplify right side
    49,526.86x = 935,396,771.59
  5. Step 5: Solve for x
    x = 935,396,771.59/49,526.86
  6. Step 6: Final answer
    x = 18,886.66

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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.