Home / 64,899.16-97,354.20-20,524.93

Finding the Fourth Proportional to 64,899.16, 97,354.20 and 20,524.93

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Solution

The fourth proportional to 64,899.16, 97,354.20 and 20,524.93 is: 30,789.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,899.16 : 97,354.20 = 20,524.93 : x
  2. Step 2: Convert to fraction form
    64,899.16/97,354.20 = 20,524.93/x
  3. Step 3: Cross multiply
    64,899.16x = 97,354.20 × 20,524.93
  4. Step 4: Simplify right side
    64,899.16x = 1,998,187,973.79
  5. Step 5: Solve for x
    x = 1,998,187,973.79/64,899.16
  6. Step 6: Final answer
    x = 30,789.12

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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.