Home / 64,428.74-96,646.35-22,310.90

Finding the Fourth Proportional to 64,428.74, 96,646.35 and 22,310.90

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Solution

The fourth proportional to 64,428.74, 96,646.35 and 22,310.90 is: 33,467.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,428.74 : 96,646.35 = 22,310.90 : x
  2. Step 2: Convert to fraction form
    64,428.74/96,646.35 = 22,310.90/x
  3. Step 3: Cross multiply
    64,428.74x = 96,646.35 × 22,310.90
  4. Step 4: Simplify right side
    64,428.74x = 2,156,267,050.22
  5. Step 5: Solve for x
    x = 2,156,267,050.22/64,428.74
  6. Step 6: Final answer
    x = 33,467.47

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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.