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Finding the Fourth Proportional to 62,124.70, 85,733.07 and 33,830.37

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Solution

The fourth proportional to 62,124.70, 85,733.07 and 33,830.37 is: 46,686.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,124.70 : 85,733.07 = 33,830.37 : x
  2. Step 2: Convert to fraction form
    62,124.70/85,733.07 = 33,830.37/x
  3. Step 3: Cross multiply
    62,124.70x = 85,733.07 × 33,830.37
  4. Step 4: Simplify right side
    62,124.70x = 2,900,380,881.52
  5. Step 5: Solve for x
    x = 2,900,380,881.52/62,124.70
  6. Step 6: Final answer
    x = 46,686.44

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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.