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Finding the Fourth Proportional to 61,630.60, 85,050.12 and 33,336.40

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Solution

The fourth proportional to 61,630.60, 85,050.12 and 33,336.40 is: 46,004.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,630.60 : 85,050.12 = 33,336.40 : x
  2. Step 2: Convert to fraction form
    61,630.60/85,050.12 = 33,336.40/x
  3. Step 3: Cross multiply
    61,630.60x = 85,050.12 × 33,336.40
  4. Step 4: Simplify right side
    61,630.60x = 2,835,264,820.37
  5. Step 5: Solve for x
    x = 2,835,264,820.37/61,630.60
  6. Step 6: Final answer
    x = 46,004.17

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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.