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Finding the Fourth Proportional to 52,952.88, 73,140.12 and 39,583.84

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Solution

The fourth proportional to 52,952.88, 73,140.12 and 39,583.84 is: 54,674.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,952.88 : 73,140.12 = 39,583.84 : x
  2. Step 2: Convert to fraction form
    52,952.88/73,140.12 = 39,583.84/x
  3. Step 3: Cross multiply
    52,952.88x = 73,140.12 × 39,583.84
  4. Step 4: Simplify right side
    52,952.88x = 2,895,166,807.66
  5. Step 5: Solve for x
    x = 2,895,166,807.66/52,952.88
  6. Step 6: Final answer
    x = 54,674.40

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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.