Home / 65,176.02-89,896.44-59,815.77

Finding the Fourth Proportional to 65,176.02, 89,896.44 and 59,815.77

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Solution

The fourth proportional to 65,176.02, 89,896.44 and 59,815.77 is: 82,503.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,176.02 : 89,896.44 = 59,815.77 : x
  2. Step 2: Convert to fraction form
    65,176.02/89,896.44 = 59,815.77/x
  3. Step 3: Cross multiply
    65,176.02x = 89,896.44 × 59,815.77
  4. Step 4: Simplify right side
    65,176.02x = 5,377,224,778.86
  5. Step 5: Solve for x
    x = 5,377,224,778.86/65,176.02
  6. Step 6: Final answer
    x = 82,503.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.