Home / 53,651.98-74,038.70-29,778.94

Finding the Fourth Proportional to 53,651.98, 74,038.70 and 29,778.94

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Solution

The fourth proportional to 53,651.98, 74,038.70 and 29,778.94 is: 41,094.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,651.98 : 74,038.70 = 29,778.94 : x
  2. Step 2: Convert to fraction form
    53,651.98/74,038.70 = 29,778.94/x
  3. Step 3: Cross multiply
    53,651.98x = 74,038.70 × 29,778.94
  4. Step 4: Simplify right side
    53,651.98x = 2,204,794,004.98
  5. Step 5: Solve for x
    x = 2,204,794,004.98/53,651.98
  6. Step 6: Final answer
    x = 41,094.36

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1.5x scale

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.