Home / 39,177.76-58,770-12,527.56

Finding the Fourth Proportional to 39,177.76, 58,770 and 12,527.56

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Solution

The fourth proportional to 39,177.76, 58,770 and 12,527.56 is: 18,792.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,177.76 : 58,770 = 12,527.56 : x
  2. Step 2: Convert to fraction form
    39,177.76/58,770 = 12,527.56/x
  3. Step 3: Cross multiply
    39,177.76x = 58,770 × 12,527.56
  4. Step 4: Simplify right side
    39,177.76x = 736,244,701.20
  5. Step 5: Solve for x
    x = 736,244,701.20/39,177.76
  6. Step 6: Final answer
    x = 18,792.41

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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.