Home / 53,174.02-79,762.57-19,887.73

Finding the Fourth Proportional to 53,174.02, 79,762.57 and 19,887.73

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Solution

The fourth proportional to 53,174.02, 79,762.57 and 19,887.73 is: 29,832.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,174.02 : 79,762.57 = 19,887.73 : x
  2. Step 2: Convert to fraction form
    53,174.02/79,762.57 = 19,887.73/x
  3. Step 3: Cross multiply
    53,174.02x = 79,762.57 × 19,887.73
  4. Step 4: Simplify right side
    53,174.02x = 1,586,296,505.99
  5. Step 5: Solve for x
    x = 1,586,296,505.99/53,174.02
  6. Step 6: Final answer
    x = 29,832.17

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1.5x scale

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.