Home / 47,578.74-65,688.92-29,700.02

Finding the Fourth Proportional to 47,578.74, 65,688.92 and 29,700.02

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Solution

The fourth proportional to 47,578.74, 65,688.92 and 29,700.02 is: 41,004.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,578.74 : 65,688.92 = 29,700.02 : x
  2. Step 2: Convert to fraction form
    47,578.74/65,688.92 = 29,700.02/x
  3. Step 3: Cross multiply
    47,578.74x = 65,688.92 × 29,700.02
  4. Step 4: Simplify right side
    47,578.74x = 1,950,961,760.83
  5. Step 5: Solve for x
    x = 1,950,961,760.83/47,578.74
  6. Step 6: Final answer
    x = 41,004.91

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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.