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Finding the Fourth Proportional to 58,205.80, 87,316.80 and 23,137.30

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Solution

The fourth proportional to 58,205.80, 87,316.80 and 23,137.30 is: 34,709.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,205.80 : 87,316.80 = 23,137.30 : x
  2. Step 2: Convert to fraction form
    58,205.80/87,316.80 = 23,137.30/x
  3. Step 3: Cross multiply
    58,205.80x = 87,316.80 × 23,137.30
  4. Step 4: Simplify right side
    58,205.80x = 2,020,274,996.64
  5. Step 5: Solve for x
    x = 2,020,274,996.64/58,205.80
  6. Step 6: Final answer
    x = 34,709.17

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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.