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Finding the Fourth Proportional to 52,403.68, 72,401.88 and 36,558.87

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Solution

The fourth proportional to 52,403.68, 72,401.88 and 36,558.87 is: 50,510.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,403.68 : 72,401.88 = 36,558.87 : x
  2. Step 2: Convert to fraction form
    52,403.68/72,401.88 = 36,558.87/x
  3. Step 3: Cross multiply
    52,403.68x = 72,401.88 × 36,558.87
  4. Step 4: Simplify right side
    52,403.68x = 2,646,930,918.68
  5. Step 5: Solve for x
    x = 2,646,930,918.68/52,403.68
  6. Step 6: Final answer
    x = 50,510.40

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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.