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Finding the Fourth Proportional to 61,483.80, 84,829.26 and 37,585.32

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Solution

The fourth proportional to 61,483.80, 84,829.26 and 37,585.32 is: 51,856.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,483.80 : 84,829.26 = 37,585.32 : x
  2. Step 2: Convert to fraction form
    61,483.80/84,829.26 = 37,585.32/x
  3. Step 3: Cross multiply
    61,483.80x = 84,829.26 × 37,585.32
  4. Step 4: Simplify right side
    61,483.80x = 3,188,334,882.46
  5. Step 5: Solve for x
    x = 3,188,334,882.46/61,483.80
  6. Step 6: Final answer
    x = 51,856.50

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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.