Home / 47,461.16-71,200.70-19,761.96

Finding the Fourth Proportional to 47,461.16, 71,200.70 and 19,761.96

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Solution

The fourth proportional to 47,461.16, 71,200.70 and 19,761.96 is: 29,646.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,461.16 : 71,200.70 = 19,761.96 : x
  2. Step 2: Convert to fraction form
    47,461.16/71,200.70 = 19,761.96/x
  3. Step 3: Cross multiply
    47,461.16x = 71,200.70 × 19,761.96
  4. Step 4: Simplify right side
    47,461.16x = 1,407,065,385.37
  5. Step 5: Solve for x
    x = 1,407,065,385.37/47,461.16
  6. Step 6: Final answer
    x = 29,646.67

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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.