Home / 56,972.30-85,389.19-40,337.14

Finding the Fourth Proportional to 56,972.30, 85,389.19 and 40,337.14

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Solution

The fourth proportional to 56,972.30, 85,389.19 and 40,337.14 is: 60,456.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,972.30 : 85,389.19 = 40,337.14 : x
  2. Step 2: Convert to fraction form
    56,972.30/85,389.19 = 40,337.14/x
  3. Step 3: Cross multiply
    56,972.30x = 85,389.19 × 40,337.14
  4. Step 4: Simplify right side
    56,972.30x = 3,444,355,711.52
  5. Step 5: Solve for x
    x = 3,444,355,711.52/56,972.30
  6. Step 6: Final answer
    x = 60,456.67

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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.