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Finding the Fourth Proportional to 73,061.98, 100,825.11 and 39,527.26

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Solution

The fourth proportional to 73,061.98, 100,825.11 and 39,527.26 is: 54,547.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,061.98 : 100,825.11 = 39,527.26 : x
  2. Step 2: Convert to fraction form
    73,061.98/100,825.11 = 39,527.26/x
  3. Step 3: Cross multiply
    73,061.98x = 100,825.11 × 39,527.26
  4. Step 4: Simplify right side
    73,061.98x = 3,985,340,337.50
  5. Step 5: Solve for x
    x = 3,985,340,337.50/73,061.98
  6. Step 6: Final answer
    x = 54,547.39

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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.