Home / 64,285.96-96,435.28-22,160.50

Finding the Fourth Proportional to 64,285.96, 96,435.28 and 22,160.50

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Solution

The fourth proportional to 64,285.96, 96,435.28 and 22,160.50 is: 33,242.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,285.96 : 96,435.28 = 22,160.50 : x
  2. Step 2: Convert to fraction form
    64,285.96/96,435.28 = 22,160.50/x
  3. Step 3: Cross multiply
    64,285.96x = 96,435.28 × 22,160.50
  4. Step 4: Simplify right side
    64,285.96x = 2,137,053,725.95
  5. Step 5: Solve for x
    x = 2,137,053,725.95/64,285.96
  6. Step 6: Final answer
    x = 33,242.93

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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.