Home / 64,155.30-96,050.70-60,664.20

Finding the Fourth Proportional to 64,155.30, 96,050.70 and 60,664.20

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Solution

The fourth proportional to 64,155.30, 96,050.70 and 60,664.20 is: 90,823.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,155.30 : 96,050.70 = 60,664.20 : x
  2. Step 2: Convert to fraction form
    64,155.30/96,050.70 = 60,664.20/x
  3. Step 3: Cross multiply
    64,155.30x = 96,050.70 × 60,664.20
  4. Step 4: Simplify right side
    64,155.30x = 5,826,838,874.94
  5. Step 5: Solve for x
    x = 5,826,838,874.94/64,155.30
  6. Step 6: Final answer
    x = 90,823.97

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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.