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Finding the Fourth Proportional to 62,755.63, 94,133.48 and 39,398.47

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Solution

The fourth proportional to 62,755.63, 94,133.48 and 39,398.47 is: 59,097.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,755.63 : 94,133.48 = 39,398.47 : x
  2. Step 2: Convert to fraction form
    62,755.63/94,133.48 = 39,398.47/x
  3. Step 3: Cross multiply
    62,755.63x = 94,133.48 × 39,398.47
  4. Step 4: Simplify right side
    62,755.63x = 3,708,714,655.45
  5. Step 5: Solve for x
    x = 3,708,714,655.45/62,755.63
  6. Step 6: Final answer
    x = 59,097.72

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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.