Home / 104,024.10-143,553.27-56,277.42

Finding the Fourth Proportional to 104,024.10, 143,553.27 and 56,277.42

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Solution

The fourth proportional to 104,024.10, 143,553.27 and 56,277.42 is: 77,662.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,024.10 : 143,553.27 = 56,277.42 : x
  2. Step 2: Convert to fraction form
    104,024.10/143,553.27 = 56,277.42/x
  3. Step 3: Cross multiply
    104,024.10x = 143,553.27 × 56,277.42
  4. Step 4: Simplify right side
    104,024.10x = 8,078,807,668.16
  5. Step 5: Solve for x
    x = 8,078,807,668.16/104,024.10
  6. Step 6: Final answer
    x = 77,662.85

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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.