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Finding the Fourth Proportional to 73,417.96, 101,315.94 and 39,883.24

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Solution

The fourth proportional to 73,417.96, 101,315.94 and 39,883.24 is: 55,038.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,417.96 : 101,315.94 = 39,883.24 : x
  2. Step 2: Convert to fraction form
    73,417.96/101,315.94 = 39,883.24/x
  3. Step 3: Cross multiply
    73,417.96x = 101,315.94 × 39,883.24
  4. Step 4: Simplify right side
    73,417.96x = 4,040,807,950.85
  5. Step 5: Solve for x
    x = 4,040,807,950.85/73,417.96
  6. Step 6: Final answer
    x = 55,038.41

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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.