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Finding the Fourth Proportional to 62,070.63, 85,657.46 and 33,776.52

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Solution

The fourth proportional to 62,070.63, 85,657.46 and 33,776.52 is: 46,611.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,070.63 : 85,657.46 = 33,776.52 : x
  2. Step 2: Convert to fraction form
    62,070.63/85,657.46 = 33,776.52/x
  3. Step 3: Cross multiply
    62,070.63x = 85,657.46 × 33,776.52
  4. Step 4: Simplify right side
    62,070.63x = 2,893,210,910.84
  5. Step 5: Solve for x
    x = 2,893,210,910.84/62,070.63
  6. Step 6: Final answer
    x = 46,611.59

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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.