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Finding the Fourth Proportional to 61,657.20, 92,485.80 and 22,200.08

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Solution

The fourth proportional to 61,657.20, 92,485.80 and 22,200.08 is: 33,300.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,657.20 : 92,485.80 = 22,200.08 : x
  2. Step 2: Convert to fraction form
    61,657.20/92,485.80 = 22,200.08/x
  3. Step 3: Cross multiply
    61,657.20x = 92,485.80 × 22,200.08
  4. Step 4: Simplify right side
    61,657.20x = 2,053,191,696.44
  5. Step 5: Solve for x
    x = 2,053,191,696.44/61,657.20
  6. Step 6: Final answer
    x = 33,300.11

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1.5x scale

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.