Home / 56,814.10-78,410.19-34,164.67

Finding the Fourth Proportional to 56,814.10, 78,410.19 and 34,164.67

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Solution

The fourth proportional to 56,814.10, 78,410.19 and 34,164.67 is: 47,151.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,814.10 : 78,410.19 = 34,164.67 : x
  2. Step 2: Convert to fraction form
    56,814.10/78,410.19 = 34,164.67/x
  3. Step 3: Cross multiply
    56,814.10x = 78,410.19 × 34,164.67
  4. Step 4: Simplify right side
    56,814.10x = 2,678,858,265.99
  5. Step 5: Solve for x
    x = 2,678,858,265.99/56,814.10
  6. Step 6: Final answer
    x = 47,151.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.