Home / 29,118.59-43,677.53-20,534.67

Finding the Fourth Proportional to 29,118.59, 43,677.53 and 20,534.67

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Solution

The fourth proportional to 29,118.59, 43,677.53 and 20,534.67 is: 30,801.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,118.59 : 43,677.53 = 20,534.67 : x
  2. Step 2: Convert to fraction form
    29,118.59/43,677.53 = 20,534.67/x
  3. Step 3: Cross multiply
    29,118.59x = 43,677.53 × 20,534.67
  4. Step 4: Simplify right side
    29,118.59x = 896,903,562.29
  5. Step 5: Solve for x
    x = 896,903,562.29/29,118.59
  6. Step 6: Final answer
    x = 30,801.76

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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.