Home / 51,549.18-77,301.88-18,277.62

Finding the Fourth Proportional to 51,549.18, 77,301.88 and 18,277.62

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Solution

The fourth proportional to 51,549.18, 77,301.88 and 18,277.62 is: 27,408.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,549.18 : 77,301.88 = 18,277.62 : x
  2. Step 2: Convert to fraction form
    51,549.18/77,301.88 = 18,277.62/x
  3. Step 3: Cross multiply
    51,549.18x = 77,301.88 × 18,277.62
  4. Step 4: Simplify right side
    51,549.18x = 1,412,894,387.93
  5. Step 5: Solve for x
    x = 1,412,894,387.93/51,549.18
  6. Step 6: Final answer
    x = 27,408.67

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1.5x scale

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.