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Finding the Fourth Proportional to 58,699.63, 81,005.49 and 33,549.67

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Solution

The fourth proportional to 58,699.63, 81,005.49 and 33,549.67 is: 46,298.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,699.63 : 81,005.49 = 33,549.67 : x
  2. Step 2: Convert to fraction form
    58,699.63/81,005.49 = 33,549.67/x
  3. Step 3: Cross multiply
    58,699.63x = 81,005.49 × 33,549.67
  4. Step 4: Simplify right side
    58,699.63x = 2,717,706,884.91
  5. Step 5: Solve for x
    x = 2,717,706,884.91/58,699.63
  6. Step 6: Final answer
    x = 46,298.54

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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.