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Finding the Fourth Proportional to 73,703.34, 101,710.70 and 40,169.34

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Solution

The fourth proportional to 73,703.34, 101,710.70 and 40,169.34 is: 55,433.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,703.34 : 101,710.70 = 40,169.34 : x
  2. Step 2: Convert to fraction form
    73,703.34/101,710.70 = 40,169.34/x
  3. Step 3: Cross multiply
    73,703.34x = 101,710.70 × 40,169.34
  4. Step 4: Simplify right side
    73,703.34x = 4,085,651,689.94
  5. Step 5: Solve for x
    x = 4,085,651,689.94/73,703.34
  6. Step 6: Final answer
    x = 55,433.74

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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.