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Finding the Fourth Proportional to 73,006.80, 109,510.20 and 26,263.32

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Solution

The fourth proportional to 73,006.80, 109,510.20 and 26,263.32 is: 39,394.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,006.80 : 109,510.20 = 26,263.32 : x
  2. Step 2: Convert to fraction form
    73,006.80/109,510.20 = 26,263.32/x
  3. Step 3: Cross multiply
    73,006.80x = 109,510.20 × 26,263.32
  4. Step 4: Simplify right side
    73,006.80x = 2,876,101,425.86
  5. Step 5: Solve for x
    x = 2,876,101,425.86/73,006.80
  6. Step 6: Final answer
    x = 39,394.98

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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.