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Finding the Fourth Proportional to 63,354.60, 87,420.60 and 36,498.24

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Solution

The fourth proportional to 63,354.60, 87,420.60 and 36,498.24 is: 50,362.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,354.60 : 87,420.60 = 36,498.24 : x
  2. Step 2: Convert to fraction form
    63,354.60/87,420.60 = 36,498.24/x
  3. Step 3: Cross multiply
    63,354.60x = 87,420.60 × 36,498.24
  4. Step 4: Simplify right side
    63,354.60x = 3,190,698,039.74
  5. Step 5: Solve for x
    x = 3,190,698,039.74/63,354.60
  6. Step 6: Final answer
    x = 50,362.53

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1.5x scale

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.