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Finding the Fourth Proportional to 67,510.80, 93,165.12 and 37,297.80

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Solution

The fourth proportional to 67,510.80, 93,165.12 and 37,297.80 is: 51,471.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,510.80 : 93,165.12 = 37,297.80 : x
  2. Step 2: Convert to fraction form
    67,510.80/93,165.12 = 37,297.80/x
  3. Step 3: Cross multiply
    67,510.80x = 93,165.12 × 37,297.80
  4. Step 4: Simplify right side
    67,510.80x = 3,474,854,012.74
  5. Step 5: Solve for x
    x = 3,474,854,012.74/67,510.80
  6. Step 6: Final answer
    x = 51,471.08

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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.