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Finding the Fourth Proportional to 62,470.80, 93,749.40 and 44,953.20

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Solution

The fourth proportional to 62,470.80, 93,749.40 and 44,953.20 is: 67,460.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,470.80 : 93,749.40 = 44,953.20 : x
  2. Step 2: Convert to fraction form
    62,470.80/93,749.40 = 44,953.20/x
  3. Step 3: Cross multiply
    62,470.80x = 93,749.40 × 44,953.20
  4. Step 4: Simplify right side
    62,470.80x = 4,214,335,528.08
  5. Step 5: Solve for x
    x = 4,214,335,528.08/62,470.80
  6. Step 6: Final answer
    x = 67,460.89

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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.