Home / 53,205.42-79,831.65-27,898.89

Finding the Fourth Proportional to 53,205.42, 79,831.65 and 27,898.89

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Solution

The fourth proportional to 53,205.42, 79,831.65 and 27,898.89 is: 41,860.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,205.42 : 79,831.65 = 27,898.89 : x
  2. Step 2: Convert to fraction form
    53,205.42/79,831.65 = 27,898.89/x
  3. Step 3: Cross multiply
    53,205.42x = 79,831.65 × 27,898.89
  4. Step 4: Simplify right side
    53,205.42x = 2,227,214,421.87
  5. Step 5: Solve for x
    x = 2,227,214,421.87/53,205.42
  6. Step 6: Final answer
    x = 41,860.67

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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.