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Finding the Fourth Proportional to 58,045.77, 87,081.48 and 18,606.87

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Solution

The fourth proportional to 58,045.77, 87,081.48 and 18,606.87 is: 27,914.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,045.77 : 87,081.48 = 18,606.87 : x
  2. Step 2: Convert to fraction form
    58,045.77/87,081.48 = 18,606.87/x
  3. Step 3: Cross multiply
    58,045.77x = 87,081.48 × 18,606.87
  4. Step 4: Simplify right side
    58,045.77x = 1,620,313,777.77
  5. Step 5: Solve for x
    x = 1,620,313,777.77/58,045.77
  6. Step 6: Final answer
    x = 27,914.42

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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.