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Finding the Fourth Proportional to 58,063.80, 87,030.90 and 33,115.80

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Solution

The fourth proportional to 58,063.80, 87,030.90 and 33,115.80 is: 49,636.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,063.80 : 87,030.90 = 33,115.80 : x
  2. Step 2: Convert to fraction form
    58,063.80/87,030.90 = 33,115.80/x
  3. Step 3: Cross multiply
    58,063.80x = 87,030.90 × 33,115.80
  4. Step 4: Simplify right side
    58,063.80x = 2,882,097,878.22
  5. Step 5: Solve for x
    x = 2,882,097,878.22/58,063.80
  6. Step 6: Final answer
    x = 49,636.74

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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.