Home / 56,731.94-78,285.28-33,444.66

Finding the Fourth Proportional to 56,731.94, 78,285.28 and 33,444.66

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Solution

The fourth proportional to 56,731.94, 78,285.28 and 33,444.66 is: 46,150.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,731.94 : 78,285.28 = 33,444.66 : x
  2. Step 2: Convert to fraction form
    56,731.94/78,285.28 = 33,444.66/x
  3. Step 3: Cross multiply
    56,731.94x = 78,285.28 × 33,444.66
  4. Step 4: Simplify right side
    56,731.94x = 2,618,224,572.60
  5. Step 5: Solve for x
    x = 2,618,224,572.60/56,731.94
  6. Step 6: Final answer
    x = 46,150.80

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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.