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Finding the Fourth Proportional to 67,368.40, 92,964.09 and 37,153.93

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Solution

The fourth proportional to 67,368.40, 92,964.09 and 37,153.93 is: 51,270.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,368.40 : 92,964.09 = 37,153.93 : x
  2. Step 2: Convert to fraction form
    67,368.40/92,964.09 = 37,153.93/x
  3. Step 3: Cross multiply
    67,368.40x = 92,964.09 × 37,153.93
  4. Step 4: Simplify right side
    67,368.40x = 3,453,981,292.37
  5. Step 5: Solve for x
    x = 3,453,981,292.37/67,368.40
  6. Step 6: Final answer
    x = 51,270.05

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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.