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Finding the Fourth Proportional to 92,794.98, 128,161.99 and 62,527.76

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Solution

The fourth proportional to 92,794.98, 128,161.99 and 62,527.76 is: 86,359.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,794.98 : 128,161.99 = 62,527.76 : x
  2. Step 2: Convert to fraction form
    92,794.98/128,161.99 = 62,527.76/x
  3. Step 3: Cross multiply
    92,794.98x = 128,161.99 × 62,527.76
  4. Step 4: Simplify right side
    92,794.98x = 8,013,682,151.84
  5. Step 5: Solve for x
    x = 8,013,682,151.84/92,794.98
  6. Step 6: Final answer
    x = 86,359.01

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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.