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Finding the Fourth Proportional to 201,500.40, 302,267.52 and 61,260.24

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Solution

The fourth proportional to 201,500.40, 302,267.52 and 61,260.24 is: 91,895.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,500.40 : 302,267.52 = 61,260.24 : x
  2. Step 2: Convert to fraction form
    201,500.40/302,267.52 = 61,260.24/x
  3. Step 3: Cross multiply
    201,500.40x = 302,267.52 × 61,260.24
  4. Step 4: Simplify right side
    201,500.40x = 18,516,980,819.40
  5. Step 5: Solve for x
    x = 18,516,980,819.40/201,500.40
  6. Step 6: Final answer
    x = 91,895.50

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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.