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Finding the Fourth Proportional to 56,392.01, 84,588.02 and 18,952.09

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Solution

The fourth proportional to 56,392.01, 84,588.02 and 18,952.09 is: 28,428.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,392.01 : 84,588.02 = 18,952.09 : x
  2. Step 2: Convert to fraction form
    56,392.01/84,588.02 = 18,952.09/x
  3. Step 3: Cross multiply
    56,392.01x = 84,588.02 × 18,952.09
  4. Step 4: Simplify right side
    56,392.01x = 1,603,119,877.31
  5. Step 5: Solve for x
    x = 1,603,119,877.31/56,392.01
  6. Step 6: Final answer
    x = 28,428.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.